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参数资料
| 型号： | ISL21400 |
| 厂商： | Intersil Corporation |
| 英文描述： | Programmable Temperature Slope Voltage Reference(可编程温度斜率电压基准) |
| 中文描述： | 可编程温度斜坡电压基准（可编程温度斜率电压基准） |
| 文件页数： | 4/17页 |
| 文件大小： | 439K |
| 代理商： | ISL21400 |
4
FN8091.1
April 24, 2007
INL
DAC Absolute Linearity (V
CC
= 2.7 to
5.5V)
V
REF
and Temp Sense; A
V
= 1 (Note 13)
-3.0
+3.0
LSB
V
OUT(TE)
Total Error for V
OUT
(Notes 1, 8, 9)
±1
±2
%
V
OUT1
Output Voltage V
REF
, Gain = 1
A
V
= 1, n = 255, m = 128, T
A
= +25°C,
V
CC
= 5.5V
1.189
1.2
1.211
V
V
OUT2
Output Voltage V
REF
, Gain = 2
A
V
= 2, n = 255, m = 128, T
A
= +25°C,
V
CC
= 5.5V
2.378
2.40
2.422
V
V
OUT3
Output Voltage V
REF
, Gain = 4
A
V
= 4, n = 255, m = 128, T
A
= +25°C,
V
CC
= 5.5V
4.756
4.80
4.844
V
V
OUT4
Output Voltage V
REF
+ TS
A
V
= 1, n = 255, m = 0, T
A
= +85°C
(Note 3)
1.315
1.326
1.337
V
V
OUT5
Output Voltage V
REF
+ TS
A
V
= 1, n = 255, m = 128, T
A
= +85°C
(Note 3)
1.188
1.199
1.210
V
V
OUT6
Output Voltage V
REF
+ TS
A
V
= 1, n = 255, m = 255, T
A
= +85°C
(Note 3)
1.063
1.074
1.085
V
V
OUT7
Output Voltage V
REF
+ TS
A
V
= 1, n = 255, m = 0, T
A
= -40°C,
(Note 3)
1.052
1.063
1.074
V
V
OUT8
Output Voltage V
REF
+ TS
A
V
= 1, n = 255, m = 128, T
A
= -40°C,
(Note 3)
1.189
1.200
1.211
V
V
OUT9
Output Voltage V
REF
+ TS
A
V
= 1, n = 255, m = 255, T
A
= -40°C,
(Note 3)
1.336
1.325
1.347
V
OUTPUT VOLTAGE DC SPECIFICATIONS
PSRR
Power Supply Rejection Ratio
A
V
= 1, n = 255, m = 128, (Note 7)
50
60
dB
R
OUT
Output Impedance (load regulation)
Given by R
OUT
= (
Δ
V
OUT
/
Δ
I
OUT
),
T
A
= +25°C, I
OUT
= ±500μA
2
5
Ω
I
SC
Short Circuit, Sourcing
V
CC
= 5.5V, V
OUT
= 0V
5
9
mA
Short Circuit, Sinking
V
CC
= 5.5V, V
OUT
= 5.5V
6
9
mA
C
L
Load Capacitance
Reference output stable for all C
L
up to
specifications
5
nF
OUTPUT VOLTAGE AC SPECIFICATIONS
V
N
Output Voltage Noise
0.1Hz to 10Hz, A
V
=1
90
μV
P-P
10Hz to 10kHz, C
L
= 0, A
V
= 1
TBD
mV
RMS
Power On Response
1% Settling
500
μs
Line Ripple Rejection
V
CC
= 5V ±100mV, f = 120Hz
60
dB
Analog Specifications
V
CC
= 5.5V, T
A
= +25°C to +85°C, Unless Otherwise Noted
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
(Note 2)
MAX
UNITS
Serial Interface Specification
(for SCL, SDA, A0, A1, A2 unless specified otherwise)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
(Note 2)
MAX
UNITS
I
LI
Input Leakage
V
IN
= GND to V
CC
1
V
V
IL
Input LOW Voltage
-0.3
0.3 x V
CC
V
V
IH
Input HIGH Voltage
0.7 x V
CC
V
CC
+ 0.3
V
Hysteresis
SDA and SCL Input Buffer
Hysteresis
0.05 x V
CC
V
V
OL
SDA Output Buffer LOW Voltage
I
OL
= 3mA
0
0.4
V
C
pin
Pin Capacitance
(Note 3)
10
pF
ISL21400
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