ISL78600 Datasheet, PDF (14/22 Pages) Intersil Corporation – Multi-Cell Li-Ion Battery Manager

CS
(FROM µC)
DATA READY
(TO µC)
ISL78600
t_DR:ST
t_CS:WAIT
t_SPI:TO
t_DR:SP
t_DR:WAIT
SCLK
(FROM µC)
DOUT
(TO µC)
DIN
(FROM µC)
CLOCK DATA INTO
ISL78600
t_A
CLOCK DATA OUT OF
ISL78600
SIGNALS ON DIN IGNORED
WHILE DATA READY IS LOW
FIGURE 2. SPI HALF DUPLEX (3-WIRE) INTERFACE TIMING
Typical Performance Curves
20
15
10
5
0
-5
-10
-15
-20 ₀
1
2
3
4
5
CELL VOLTAGE (V)
FIGURE 3A. CELL VOLTAGE READING ERROR FROM -20°C TO +60°C
40
30
20
10
0
-10
-20
-30
-40
-50
0
1
2
3
4
5
CELL VOLTAGE (V)
FIGURE 3B. CELL VOLTAGE READING ERROR FROM -40°C to +105°C
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FN7672.6
January 20, 2015