APT7846 View Datasheet(PDF) - Anpec Electronics
Part Name
Description
Manufacturer
APT7846 Datasheet PDF : 15 Pages
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APT7846
Electrical Characteristics
At TA = -40°C to 85°C, VCC = +2.7V , VREF = +2.5V , fSAMPLE = 125kHz , fCLK = 16 f SAMPLE = 2MHz , 12-bit mode
, and digital inputs = GND or Vcc , unless otherwise noted.
PARAMETER
DC ACCURACY
Resolution
No missing code
Integral Nonlinearity
Offset Error
Offset Error Match
Gain Error
Gain Error Match
Noise
Power Supply Rejection
REFERENCE INPUT
VREF Input Voltage Range
DC Leakage Current
VREF Input Impedance
VREF Input Current
REFERENCE OUTPUT
Internal Reference Voltage
Input Impedence
DYNAMIC PERFORMANCE
Aperture Delay
Aperture Jitter
Channel to Channel Isolation
CONVERSION RATE
Conversion Time
Track/Hold Acquisition Time
Throughput Rate
SWITCH DRIVERS
On-Resistance
Y+ , X+
Y- , X-
CONDITIONS
CS = GND or Vcc
FSAMPLE = 12.5 kHz
CS = Vcc
Internal Reference Off
VIN = 2.5Vp-p ; FIN = 50kHz
APT7846
MIN TYP MAX
UNIT
12
Bits
11
Bits
±2
LSB
±6
LSB
0.1
1
LSB
±4
LSB
0.1
1
LSB
30
uV rms
70
dB
1.0
Vcc
±1
µA
5
GΩ
13
40
µA
2.5
µA
3
µA
2.4
2.5
2.6
V
1
GΩ
30
ns
100
ps
100
dB
12 DCLK cycles
3
DCLK cycles
125
KSPS
4
15
Ω
4
15
Ω
Copyright ANPEC Electronics Corp.
3
Rev. A.6 - Dec., 2001
www.anpec.com.tw
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