CF5761 Datasheet, PDF (3/10 Pages) Nippon Precision Circuits Inc – CMOS Analog Clock IC with Alarm Function

BLOCK DIAGRAM
CF5761 series
XT
6-stage
divider
5-stage
divider
4-stage
divider
4-stage
divider
XTN
Motor output
control
T1
Test control
Alarm pattern
control
O1
AI
Alarm input
control
Alarm output
Alarm pattern
O2
SN
Snooze input
control
control
select
AO1 AO2 AO3
SEL
PAD DESCRIPTION and DIMENSIONS
Number
1
2
3
4
5
6
7
8
9
10
Name
O1
O2
VSS
AO2
AO1
AO3
SEL
XTN
XT
SN
11
AI
12
T1
13
VDD
I/O
Function
O
Movement motor drive output 1 (CMOS output)
O
Movement motor drive output 2 (CMOS output)
–
Ground
O
Alarm output 2
O
Alarm output 1
O
Alarm output 3
I
Alarm function select. Pull-down resistor built-in
O
Crystal oscillator output. Oscillator capacitance C_D built-in
I
Crystal oscillator input. Crystal connected between XT and XTN
Snooze input
I
Pull-down resistor built-in (CF5761CA, EA, HA)
Pull-up resistor built-in (CF5761LB, MB, NB)
Alarm input
I
Pull-down resistor built-in (CF5761CA, EA, HA)
Pull-up resistor built-in (CF5761LB, MB, NB)
I/O
Test pin
–
Supply
Pad dimensions
X [µm]
Y [µm]
155
1215
155
1023
155
835
155
567
155
155
351
155
583
155
1255
166
1255
399
1255
587
1255
821
1217
1215
1029
1215
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