24
Signal Description GEN170
Name
Pin
Function
GND
32a+c
Ground
VCC in (+5V)
1a+c
+5V supply
Vosc in (+5V)
2a+c
+5V supply
10 MHz out
12a
10 MHz frequency output (TTL level)
2.25MHz out
27c
2,25MHz frequency output (TTL level)
77.5 kHz out
11a
77.5 kHz frequency output (TTL level)
DCF out
8c
AM time marks (TTL level, active high)
PZF_CLK out
10a
PRN clock (TTL level)
PZF_WIN out
7c
PRN window (TTL level, active high)
PZF out
6c
PRN sequence (TTL level)
P_SEC out
14c
pulse once a second, duration 200ms (TTL level)
PPM out
8c
pulse once a minute, duration 200ms (TTL level)
IRIG_AC out
a6
Modulated IRIG sine wave output
IRIG_DC out
a7
Unmodulated IRIG output
10MHz in
4c
10MHz reference input 1V
eff
into 50 Ohm
1 pps in
28c
sync. second (TTL, rising edge)
TTL_INxx in
control inputs for AM marks 0 through 15 (TTL)
long AM mark if input is high
COMx TxD out
COMx RS-232 output
COMx RxD in
COMx RS-232 input
/RESET in/out
9c
RESET signal, Open Drain pulled up to +5V
(reserved)
reserved, do not connect
