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参数资料
| 型号： | ISL23425TFVZ-TK |
| 厂商： | Intersil |
| 文件页数： | 17/20页 |
| 文件大小： | 0K |
| 描述： | IC DGTL POT 256POS 100K 14TSSOP |
| 标准包装： | 1,000 |
| 系列： | XDCP™ |
| 接片： | 256 |
| 电阻（欧姆）： | 100k |
| 电路数： | 2 |
| 温度系数： | 标准值 45 ppm/°C |
| 存储器类型： | 易失 |
| 接口： | 4 线 SPI（芯片选择） |
| 电源电压： | 1.2 V ~ 5.5 V，1.7 V ~ 5.5 V |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | * |
| 封装/外壳： | * |
| 供应商设备封装： | * |
| 包装： | * |
ISL23425
6
FN7873.0
June 20, 2011
TCR
(Note 19)
Resistance temperature coefficient
W option; Wiper register set between 32
hex and FF hex
170
ppm/°C
U option; Wiper register set between
32 hex and FF hex
80
ppm/°C
T option; Wiper register set between
32 hex and FF hex
50
ppm/°C
Analog Specifications VCC = 2.7V to 5.5V, VLOGIC = 1.2V to 5.5V over recommended operating conditions unless otherwise stated.
Boldface limits apply over the operating temperature range, -40°C to +125°C. (Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
(Note 20)
TYP
(Note 8)
MAX
(Note 20)
UNITS
Operating Specifications VCC = 2.7V to 5.5V, VLOGIC = 1.2V to 5.5V over recommended operating conditions unless otherwise stated.
Boldface limits apply over the operating temperature range, -40°C to +125°C.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
(Note 20)
TYP
(Note 8)
MAX
(Note 20)
UNITS
ILOGIC
VLOGIC Supply Current (Write/Read)
VLOGIC = 5.5V, VCC = 5.5V,
fSCK = 5MHz (for SPI active read and write)
1.5
mA
VLOGIC = 1.2V, VCC = 1.7V,
fSCK = 1MHz (for SPI active read and write)
30
A
ICC
VCC Supply Current (Write/Read)
VLOGIC = 5.5V, VCC = 5.5V
100
A
VLOGIC = 1.2V, VCC = 1.7V
10
A
ILOGIC SB VLOGIC Standby Current
VLOGIC = VCC = 5.5V,
SPI interface in standby
2
A
VLOGIC = 1.2V, VCC = 1.7V,
SPI interface in standby
0.5
A
ICC SB
VCC Standby Current
VLOGIC = VCC = 5.5V,
SPI interface in standby
2
A
VLOGIC = 1.2V, VCC = 1.7V,
SPI interface in standby
1.2
A
ILOGIC
SHDN
VLOGIC Shutdown Current
VLOGIC = VCC = 5.5V,
SPI interface in standby
2
A
VLOGIC = 1.2V, VCC = 1.7V,
SPI interface in standby
0.5
A
ICC SHDN
VCC Shutdown Current
VLOGIC = VCC = 5.5V,
SPI interface in standby
2
A
VLOGIC = 1.2V, VCC = 1.7V,
SPI interface in standby
1.2
A
ILkgDig
Leakage Current, at Pins CS, SDO, SDI, SCK Voltage at pin from GND to VLOGIC
-0.4
<0.1
0.4
A
tDCP
Wiper Response Time
CS rising edge to the new position of the
wiper (changes from 10% to 90% FS)
W, U, T options specified top to bottom
0.4
s
1.5
s
3.5
s
tShdnRec
DCP Recall Time from Shutdown Mode
CS rising edge to wiper recalled position
and RH connection
1.5
s
VCC, VLOGIC
Ramp
Ramp monotonic at any level
0.01
50
V/ms
Serial Interface Specification For SCK, SDI, SDO, CS Unless Otherwise Noted.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
(Note 20)
TYP
(Note 8)
MAX
(Note 20)
UNITS
VIL
Input LOW Voltage
-0.3
0.3 x VLOGIC
V
VIH
Input HIGH Voltage
0.7 x VLOGIC
VLOGIC+ 0.3
V
Hysteresis
SDI and SCK Input Buffer
Hysteresis
VLOGIC > 2V
0.05 x VLOGIC
V
VLOGIC < 2V
0.1 x VLOGIC
V
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