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ICD-UX71/UX71F/UX81/UX81F/UX91F
24
IC3000 RTC-4574NB (AUDIO Board (3/3))
IC2013 NJM2746RB1(TE2) (AUDIO Board (2/3))
IC5003 XC6213B152GR (MAIN Board (1/3))
1
2
AOUT
A–IN
A+IN
GND
3
4
8
7
VCC
BOUT
B–IN
B+IN
6
5
1
OSC
32.768kHz
GND
FCON
NC
CE1
DATA
CLK
TIRQ
AIRQ
CEO
FOUT
VDD
OUTPUT
CONTROLLER
CLOCK and CALENDAR
TIMER REGISTER
ALARM REGISTER
CONTROL REGISTER
SHIFT REGISTER
BUS
INTERFACE
CIRCUIT
DIVIDER
CONTROL LINE
6
5
8
7
21
22 NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
19
20
17
18
15
16
14
10
11
9
2
4
3
INTERRUPTS
CONTROLLER
1
CE
VIN
VOUT
2
VSS
EACH
CIRCUIT
ERROR
AMP
R2
R1
ON/OFF
CONTROL
VOLTAGE
REFERENCE
CURRENT
LIMIT
4
3
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