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ISL21400
Analog Specifications
V CC = 5.5V, T A = +25°C to +85°C, Unless Otherwise Noted. (Continued)
TYP
SYMBOL
TS4
PARAMETER
Incremental Temperature Sensor Slope
TEST CONDITIONS
A V = 1, n = 255, m = 0 to 255
(Notes 5, 13)
MIN
(Note 6)
8.2
MAX
UNITS
μV/°C
per
Code
TSNL
Temperature Slope Non-Linearity
n = 255, m = 0 to 255, T = -40°C to
±0.5
±1.0
%
+85°C
(Notes 5, 14)
DNL
INL
DAC Relative Linearity
(V CC = 2.7 to 5.5V)
DAC Absolute Linearity (V CC = 2.7 to
5.5V)
V REF and Temp Sense; A V = 1 (Note 17)
V REF and Temp Sense; A V = 1 (Note 17)
-1.0
-3.0
+1.0
+3.0
LSB
LSB
V OUT(TE) Total Error for V OUT
(Notes 5, 11, 12)
±1
±2
%
V OUT1
V OUT2
V OUT3
V OUT4
V OUT5
V OUT6
V OUT7
V OUT8
V OUT9
Output Voltage V REF , Gain = 1
Output Voltage V REF , Gain = 2
Output Voltage V REF , Gain = 4
Output Voltage V REF + TS
Output Voltage V REF + TS
Output Voltage V REF + TS
Output Voltage V REF + TS
Output Voltage V REF + TS
Output Voltage V REF + TS
A V = 1, n = 255, m = 128, T A = +25°C,
V CC = 5.5V
A V = 2, n = 255, m = 128, T A = +25°C,
V CC = 5.5V
A V = 4, n = 255, m = 128, T A = +25°C,
V CC = 5.5V
A V = 1, n = 255, m = 0, T A = +85°C
(Note 7)
A V = 1, n = 255, m = 128, T A = +85°C
(Note 7)
A V = 1, n = 255, m = 255, T A = +85°C
(Note 7)
A V = 1, n = 255, m = 0, T A = -40°C,
(Note 7)
A V = 1, n = 255, m = 128, T A = -40°C,
(Note 7)
A V = 1, n = 255, m = 255, T A = -40°C,
(Note 7)
1.189
2.378
4.756
1.315
1.188
1.063
1.052
1.189
1.336
1.2
2.40
4.80
1.326
1.199
1.074
1.063
1.200
1.325
1.211
2.422
4.844
1.337
1.210
1.085
1.074
1.211
1.347
V
V
V
V
V
V
V
V
V
OUTPUT VOLTAGE DC SPECIFICATIONS
PSRR
Power Supply Rejection Ratio
A V = 1, n = 255, m = 128, (Note 10)
50
60
dB
R OUT
I SC
C L
Output Impedance (load regulation)
Short Circuit, Sourcing
Short Circuit, Sinking
Load Capacitance
Given by R OUT = ( Δ V OUT / Δ I OUT ),
T A = +25°C, I OUT = ±500μA
V CC = 5.5V, V OUT = 0V
V CC = 5.5V, V OUT = 5.5V
Reference output stable for all C L up to
specifications
2
5
6
5
5
9
9
Ω
mA
mA
nF
OUTPUT VOLTAGE AC SPECIFICATIONS
V N
Output Voltage Noise
Power-On Response
Line Ripple Rejection
0.1Hz to 10Hz, A V =1
10Hz to 10kHz, C L = 0, A V = 1
1% Settling
V CC = 5V ±100mV, f = 120Hz
90
TBD
500
60
μV P-P
mV RMS
μs
dB
4
FN8091.3
March 31, 2011
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