參數(shù)資料
型號: TLC8044FN
廠商: TEXAS INSTRUMENTS INC
元件分類: 模擬信號調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, PQCC68
封裝: PLASTIC, LCC-68
文件頁數(shù): 29/32頁
文件大?。?/td> 477K
代理商: TLC8044FN
TLC8044
12-BIT ANALOG-TO-DIGITAL INTERFACE FOR
CHARGE-COUPLED DEVICE IMAGE SENSORS FOR SCANNERS
SLAS128 – JUNE 1997
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics, VDD = 5 V, AGND = DGND = 0 V, TA = full range (unless otherwise noted)
total device
PARAMETER
MIN
TYP
MAX
UNIT
ICC
Supply current, active
80
130
mA
ICC
Supply current, standby
8
10
mA
digital inputs
PARAMETER
MIN
TYP
MAX
UNIT
IIH
High-level input current
1
A
IIL
Low-level input current
1
A
Ci
Input capacitance
10
pF
digital outputs
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOH
High-level output voltage
IOH = –1 mA
VDD - 0.75
V
VOL
Low-level output voltage
IOL = 1 mA
0.75
V
IOZ
High-impedance output current
1
A
input multiplexer
PARAMETER
MIN
TYP
MAX
UNIT
Channel-to-channel gain matching
0.5%
5%
VICR
Common mode input voltage
0.5
4.5
V
reference string
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Z
Impedance, RT to RB
595
850
1105
Z
Impedance, RU to RL
1190
1700
2210
Vref(RT)
Reference voltage, top
VI(RU) = 5 V, VI(RL) = 0 V
3.7125
3.75
3.7875
V
Vref(RB)
Reference voltage, bottom
VI(RU) = 5 V, VI(RL) = 0 V
1.2375
1.25
1.2625
V
Vref(DAC) DAC reference voltage
VI(RU) = 5 V, VI(RL) = 0 V
2.475
2.5
2.525
V
8-bit DACs
PARAMETER
MIN
TYP
MAX
UNIT
Resolution
8
Bits
Zero-scale voltage
0
10
mV
Full-scale voltage
Vref(DAC) -10
Vref(DAC) +10
mV
Differential nonlinearity (DNL)
0.1
t1
LSB
Integral nonlinearity (INL)
0.4
1
LSB
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