参数资料
型号: TLV2556IPWR
厂商: TEXAS INSTRUMENTS INC
元件分类: ADC
英文描述: 11-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20
封装: GREEN, PLASTIC, TSSOP-20
文件页数: 11/37页
文件大小: 729K
代理商: TLV2556IPWR
TLV2556
SLAS355A – DECEMBER 2001 – REVISED SEPTEMBER 2002
19
www.ti.com
TYPICAL CHARACTERISTICS
Figure 33
–0.8
–0.6
–0.4
–0.2
0
–40
25
85
Offset
Error
mV
OFFSET ERROR
vs
FREE-AIR-TEMPERATURE
E
O
TA – Free-Air Temperature – °C
VCC = 5.5 V
VREF+ = 2.048 V
VREF– = 0 V
I/O CLOCK = 15 MHz
200 KSPS,
TA = 25°C
Figure 34
0
0.1
0.2
0.3
0.4
–40
25
85
Gain
Error
mV
GAIN ERROR
vs
FREE-AIR TEMPERATURE
E
G
TA – Free-Air Temperature – °C
VCC = 5.5 V
VREF+ = 2.048 V
VREF– = 0 V
I/O CLOCK = 15 MHz
200 KSPS,
TA = 25°C
Figure 35
–1.5
–1
–0.5
0
0.5
1
1.5
DNL
Differential
Nonlinearity
Error
LSB
Codes
DIFFERENTIAL NONLINEARITY ERROR
vs
CODES
0
1024
2048
3072
4096
VCC = 5.5 V, VREF+ = 2.048 V, VREF– = 0 V,
I/O CLOCK = 10 MHz, 200 KSPS, TA = 25°C
NOTE: All typical curves are with internal reference unless specified otherwise. Refer to the TLV2553 data sheet (SLAS354) for typical curves
using an external reference.
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