参数资料
型号: THS1401CPFB
厂商: TEXAS INSTRUMENTS INC
元件分类: ADC
英文描述: 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48
封装: PLASTIC, TQFP-48
文件页数: 25/28页
文件大小: 625K
代理商: THS1401CPFB
THS1401
THS1403
THS1408
SLAS248D DECEMBER 1999 REVISED SEPTEMBER 2005
www.ti.com
6
ELECTRICAL CHARACTERISTICS (Cont.)
Over operating free-air temperature range, AVDD = DVDD = 3.3V, unless otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Reference Voltage
Bandgap voltage, internal mode
1.425
1.5
1.575
V
Input impedance
40
k
Positive reference voltage, REF+
2.5
V
Negative reference voltage, REF
0.5
V
Reference difference,
REF, REF+ REF
2
V
Accuracy, internal reference
5%
Temperature coefficient
40
ppm/
°C
Voltage coefficient
200
ppm/V
Analog Inputs
Positive analog input, IN+
0
AVDD
V
Negative analog input, IN
0
AVDD
V
Analog input voltage difference
AIN = IN+ IN, VREF = REF+ REF
VREF
V
Input impedance
25
k
PGA range
0
7
dB
PGA step size
1
dB
PGA gain error
±0.25
dB
Digital Inputs
VIH
High-level digital input
2
V
VIL
Low-level digital input
0.8
V
Input capacitance
5
pF
Input current
±1
A
Digital Outputs
VOH
High-level digital output
IOH = 50 A
2.6
V
VOL
Low-level digital output
IOL = 50 A
0.4
V
IOZ
Output current, high impedance
±10
A
Clock Timing (CS low)
THS1401
0.1
1
MHz
fCLK
Clock frequency
THS1403
0.1
3
MHz
fCLK
Clock frequency
THS1408
0.1
8
MHz
td
Output delay time
25
ns
Latency
9.5
Cycles
This parameter is not production tested for Q- and M-suffix devices.
相关PDF资料
PDF描述
THS1403CPFB 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48
THS1408CPFB 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48
THS1408QPHP 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48
THS1408MPHPEP 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48
THS1403QPHPEP 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48
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