Table of Contents
1 MCF51JM128 Family Configurations . . . . . . . . . . . . . . . . . . . .3
1.1 Device Comparison. . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
1.2 Block Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
1.3 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
1.3.1 Feature List . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
1.4 Part Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
1.5 Pinouts and Packaging . . . . . . . . . . . . . . . . . . . . . . . . .10
2 Preliminary Electrical Characteristics . . . . . . . . . . . . . . . . . . .15
2.1 Parameter Classification . . . . . . . . . . . . . . . . . . . . . . . .15
2.2 Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . .15
2.3 Thermal Characteristics . . . . . . . . . . . . . . . . . . . . . . . .16
2.4 Electrostatic Discharge (ESD) Protection
Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
2.5 DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
2.6 Supply Current Characteristics . . . . . . . . . . . . . . . . . . .21
2.7 Analog Comparator (ACMP) Electricals . . . . . . . . . . . .23
2.8 ADC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . .23
2.9 External Oscillator (XOSC) Characteristics . . . . . . . . .26
2.10 MCG Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . .27
2.11 AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
2.11.1 Control Timing . . . . . . . . . . . . . . . . . . . . . . . . . .28
2.11.2 Timer/PWM (TPM) Module Timing . . . . . . . . . .29
2.11.3 MSCAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
2.12 SPI Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
2.13 Flash Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . .34
2.14 USB Electricals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34
2.15 EMC Performance. . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
2.15.1 Radiated Emissions . . . . . . . . . . . . . . . . . . . . . .35
3 Mechanical Outline Drawings . . . . . . . . . . . . . . . . . . . . . . . . .36
3.1 80-pin LQFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
3.2 64-pin LQFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
3.3 64-pin QFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
3.4 44-pin LQFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
4 Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
List of Figures
Figure 1. MCF51JM128 Block Diagram . . . . . . . . . . . . . . . . . . . . 4
Figure 2. 80-pin LQFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 3. 64-pin QFP and LQFP . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 4. 44-pin LQFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 5. Typical Low-side Drive (sink) characteristics
– High Drive (PTxDSn = 1) . . . . . . . . . . . . . . . . . . . . . 20
Figure 6. Typical Low-side Drive (sink) characteristics
– Low Drive (PTxDSn = 0). . . . . . . . . . . . . . . . . . . . . . 20
Figure 7. Typical High-side Drive (source) characteristics
– High Drive (PTxDSn = 1) . . . . . . . . . . . . . . . . . . . . . 21
Figure 8. Typical High-side Drive (source) characteristics
– Low Drive (PTxDSn = 0). . . . . . . . . . . . . . . . . . . . . . 21
Figure 9. ADC Input Impedance Equivalency Diagram . . . . . . . 24
Figure 10.Reset Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 11.IRQ/KBIPx Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 12.Timer External Clock . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 13.Timer Input Capture Pulse . . . . . . . . . . . . . . . . . . . . . 30
Figure 14.SPI Master Timing (CPHA = 0) . . . . . . . . . . . . . . . . . 32
Figure 15.SPI Master Timing (CPHA = 1) . . . . . . . . . . . . . . . . . 32
Figure 16.SPI Slave Timing (CPHA = 0) . . . . . . . . . . . . . . . . . . 33
Figure 17.SPI Slave Timing (CPHA = 1) . . . . . . . . . . . . . . . . . . 33
List of Tables
Table 1. MCF51JM128 Series Device Comparison . . . . . . . . . . 3
Table 2. MCF51JM128 Series Functional Units . . . . . . . . . . . . . 5
Table 3. Orderable Part Number Summary. . . . . . . . . . . . . . . . . 8
Table 4. Pin Assignments by Package and Pin Sharing Priority 12
Table 5. Parameter Classifications . . . . . . . . . . . . . . . . . . . . . . 15
Table 6. Absolute Maximum Ratings. . . . . . . . . . . . . . . . . . . . . 16
Table 7. Thermal Characteristics. . . . . . . . . . . . . . . . . . . . . . . . 16
Table 8. ESD and Latch-up Test Conditions . . . . . . . . . . . . . . . 17
Table 9. ESD and Latch-Up Protection Characteristics. . . . . . . 18
Table 10.DC Characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Table 11. Supply Current Characteristics. . . . . . . . . . . . . . . . . . 21
Table 12.Analog Comparator Electrical Specifications. . . . . . . . 23
Table 13.5 Volt 12-bit ADC Operating Conditions . . . . . . . . . . . 23
Table 14.5 Volt 12-bit ADC Characteristics (VREFH = VDDA, VREFL =
VSSA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Table 15.Oscillator Electrical Specifications (Temperature Range =
–40 to 105°C Ambient) . . . . . . . . . . . . . . . . . . . . . . . . 26
Table 16.MCG Frequency Specifications (Temperature Range = –40
to 125°C Ambient) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Table 17.Control Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Table 18.TPM Input Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Table 19.MSCAN Wake-up Pulse Characteristics . . . . . . . . . . . 30
Table 20.SPI Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Table 21.Flash Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Table 22.Internal USB 3.3V Voltage Regulator Characteristics . 35
Table 23.Changes Between Revisions. . . . . . . . . . . . . . . . . . . . 48
MCF51JM128 ColdFire Microcontroller, Rev. 3
2
Freescale Semiconductor