參數(shù)資料
型號： TPL0202-10RUCR
廠商： TEXAS INSTRUMENTS INC
元件分類： 數(shù)字電位計
英文描述： DIGITAL POTENTIOMETER, PQCC14
封裝： 2 X2 MM, PLASTIC, MO-288X2GFE, QFN-14
文件頁數(shù)： 21/23頁
文件大小： 673K
代理商： TPL0202-10RUCR
SLIS135A
– DECEMBER 2010 – REVISED JANUARY 2011
ELECTRICAL CHARACTERISTICS (continued)
VDD = 2.7V to 5.5V, TA=-40°C to 85°C (unless otherwise noted). Typical values are at VDD=5V, TA=25°C (unless otherwise
noted).
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
RHEOSTAT MODE (Measurements between W and L with H not connected, or between W and H with L not connected)
RINL (10)(11)
Integral non-linearity
–1.5
1.5
LSB
RDNL(10)(12)
Differential non-linearity
–0.5
0.5
LSB
ROFFSET
(13) (14)
Offset
0
2.5
7
LSB
Channel-to-Channel
RMATCH
(13) (15)
–2
2
LSB
matching
Code = 0x00h,
L Floating,
RBW
Bandwidth
400
kHz
Input applied to W,
Measure at H, CLOAD = 10 pF
(10) RLSB = (RMEAS[code 255] – RMEAS[code 0]) / 255
(11) RINL =( (RMEAS[code x] – RMEAS[code 0]) / RLSB) - [code x]
(12) RDNL =( (RMEAS[code x] – RMEAS[code x-1]) / RLSB )– 1
(13) IDEAL_RLSB = RTOT / 256
(14) ROFFSET = RMEAS[code 0] / IDEAL_RLSB
(15) RMATCH = (RMEAS_A[code x] – RMEAS_B[code x]) / IDEAL_RLSB
OPERATING CHARACTERISTICS
VDD = 2.7V to 5.5V, VH= VDD, VL= GND, TA= -40°C to 85°C (unless otherwise noted). Typical values are at VDD= 5V, TA= 25°C
(unless otherwise noted).
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
IDD(STBY)
VDD supply current during standby Digital Inputs = VDD or GND
1
5
A
VDD supply current during write
Digital Inputs = VDD or GND
IDD
400
A
cycle only
Digital pins leakage current
IIN-DIG
–1
1
A
(SCLK, DIN, CS inputs)
Minimum VDD at which memory
VPOR
Power-on recall voltage
2
V
recall occurs
EEPROM Specification
EEPROM endurance
100,000
Cycles
EEPROM retention
TA = 85 °C
100
Years
tBUSY
Write NV register busy time
20
ms
tACC
Read NV register access time
40
ns
tWO
Write wiper register to output
40
ns
delay
tD
Power-up Response Time (VDD
above VPOR to wiper register value
35
100
s
recall completed)
Serial Interface Specifications (SCLK, DIN, CS Inputs)
VIH
Input high voltage
VDD = 3.6 V to 5.5 V
2.4
5.5
V
VDD = 2.7 V to 3.6 V
0.7
× VDD
5.5
VIL
Input low voltage
SCLK, DIN, CS inputs
0
0.8
V
CIN
Pin capacitance
SCLK, DIN, CS inputs
7
pF
Copyright
2010–2011, Texas Instruments Incorporated
7
Product Folder Link(s): TPL0202
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