IL91214 A, IL91214B
PIN DESCRIPITION
Pin #
HK
M O D E IN
01
02
16
15
R4
R3
R2
R1
C3
C2
C1
DP
A
B
Designation
HK
MODE IN
Description
Hook switch input
MODE IN = V
DD
: pulse mode, 10 Hz,
М/В
= 1/2,
MODE IN = V
SS
: tone mode,
MODE IN = floating mode,
20 Hz,
М/В
= 1/2
Oscillator input
Oscillator output
Ground
Supply output
Tone dialing output
Dialing transmission mute output
Mode output pin
Key-in tone output
Dialing pulse output
Keyboard column input
Keyboard column input
Keyboard column input
Keyboard row input
Keyboard row input
Keyboard row input
Keyboard row input
O SCI
03
O SCO
04
IL91214A
1
2
1
2
14
13
12
11
Vss
05
Vdd
06
TO NE
07
X M IT M U T E
10
09
08
3
4
5
6
7
8
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
HK
01
MODE IN
02
OSCI
03
OSCO
04
Vss
05
Vdd
06
TONE
07
18
17
16
R4
R3
R2
R1
C3
C2
C1
DP
KT
15
14
13
12
11
10
XMIT MUTE
08
MODE OUT
09
9
10
11
12
13
14
15
16
OSCI
OSCO
V
SS
V
DD
TONE
XMIT
MUTE
MODE OUT
KT
DP
C1
C2
C3
R1
R2
R3
R4
Keyboard Assignment
1
4
7
*/T
2
5
8
0
3
6
9
#
F1
F2
P
RD
IL91214B
R1
R2
R3
R4
C1
C2
C3
C4
1. */T – At Pulse mode this key works as Pulse -> DTMF key (T key), at DTMF mode the key works as *key. */T key
will occupy one memory digit in either use.
2. F1 – Flash key. The break time is 297ms
3. F2 – Flash key for break time 640ms
4. P – Pause key (2.2 seconds)
5. RD – One key redial key
6. # - At pulse mode this key input is neglected, at DTMF mode this key works as # key.
INTEGRAL [ INTEGRAL CORP. ]
