ETL9345 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ETL9345

4-BIT NMOS MICROCONTROLLERS

STMicroelectronics 

ET L9 44 4/ 94 4 5 –ET L 9 344 / 9 3 45

AC ELECTRICAL CHARACTERISTICS

ETL9444/L9445 : 0°C ≤ TA ≤ + 70°C, 4.5V ≤ VCC ≤ 9.5V (unless otherwise specified)

ETL9344/L9345 : – 40°C ≤ TA ≤ + 85°C, 4.5V ≤ VCC ≤ 7.5V (unless otherwise specified)

Parameter

Instruction Cycle Time – tc

CKI

Input Frequency – fI

Duty Cycle

Rise Time

Fall Time

CKI Using RC (÷ 4)

Instruction Cycle Time

CKO as SYNC Input

t S YNC

INPUTS :

IN3 -IN 0 , G3 -G 0 , L 7 -L0

tSET UP

tHOL D

SI

tSET UP

tHOL D

OUTPUT PROPAGATION DELAY

SO, SK Outputs

tpd1, tpd0

All Other Outputs

tpd1, tpd0

Test Conditions

÷ 32 Mode

÷ 16 Mode

÷ 8 Mode

÷ 4 Mode

fI = 2MHz

R = 56kΩ ± 5%

C = 100pF ± 10%

Test Condition :

C L = 50pF, RL = 20kΩ, VO UT = 1.5V

Min.

16

0.8

0.4

0.2

0.1

30

16

400

Max.

40

2.0

1.0

0.5

0.25

60

120

80

28

8.0

1.3

2.0

1.0

4.0

5.6

Unit

µs

MHz

MHz

MHz

MHz

%

ns

ns

µs

ns

µs

µs

µs

µs

µs

µs

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