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W91590A Datasheet Preview

W91590A Datasheet

24-MEMORY TONE/PULSE SWITCHABLE DIALER

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W91590 SERIES
24-MEMORY TONE/PULSE SWITCHABLE DIALER
WITH HANDFREE, HOLD AND LOCK FUNCTIONS
GENERAL DESCRIPTION
The W91590 series dialers Si-gate CMOS IC tone/pulse switchable dialers with a 24-channel
automatic dialing memory, including a 16-digit × 3 emergency dialing memory, a 16-digit × 20
channel repertory memory that provides one-touch and three-touch dialing, and a 32-digit mercury
memory. These dialers also provide flash, clear, hold, and one-key redial functions.
FEATURES
DTMF/Pulse switchable dialer
32-digit LNB (last number buffer) memory (both tone and pulse mode)
32-digit mercury memory (tone/pulse mode)
16-digit × 3 one-touch direct repertory memory (tone/pulse mode)
16-digit × 20 direct or indirect repertory memory (tone/pulse mode)
Uses 9 × 5 keyboard
Flash time: 98 mS, 305 mS, or 600 mS (selectable by keypad option)
Pause time: 3.6 sec.
Pause PT (pulse-to-tone) can be stored as a digit in memory
Minimum tone output duration: 93 mS
Minimum intertone pause: 93 mS
On-chip power-on reset
Uses 3.579545 MHz crystal or ceramic resonator
Packaged in 22, 24 or 28-pin plastic DIP
The different dialers in the W91590 series are shown in the following table:
TYPE NO. PULSE MEMORY MERCURY HOLD HANDFREE LOCK PACKAGE
(ppS)
MEMORY
FUNCTION
W91590
10 20
- --
- 22
W91590L
10
20
- --
Yes 22
W91590A
10
20
- - Yes
-
24
W91590AL 10
20
- - Yes Yes 24
W91590B 10/20
24
Yes Yes Yes
-
28
W91590BL 10/20
24
Yes Yes Yes
Yes
28
W91590C 10/20
24 Save Memory Yes
Yes
-
28
W91590CL 10/20
24 Save Memory Yes
Yes
Yes
28
Publication Release Date: July 1995
- 1 - Revision A3




Winbond

W91590A Datasheet Preview

W91590A Datasheet

24-MEMORY TONE/PULSE SWITCHABLE DIALER

No Preview Available !

W91590 SERIES
PIN CONFIGURATIONS
C1
C2
C3
C4
C5
C6
C7
VSS
XT
XT
T/P MUTE
1
2
3
4
5
6
7
8
9
10
11
22 R5
21 R4
20 R3
19 R2
18 R1
17 NC
16 VDD
15 MODE
14 DTMF
13 DP/C9
12 HKS
W91590
C1
C2
C3
C4
C5
C6
C7
VSS
XT
XT
T/P MUTE
HFI
1
2
3
4
5
6
7
8
9
10
11
12
24 R5
23 R4
22 R3
21 R2
20 R1
19 NC
18 VDD
17 MODE
16 DTMF
15 DP/C9
14 HKS
13 HFO
W91590A
C1
C2
C3
C4
C5
C6
C7
C8
KT
VSS
XT
XT
T/P MUTE
HFI
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28 R5
27 R4
26 R3
25 R2
24 R1
23 HPM MUTE
22 NC
21 DRS
20 VDD
19 MODE
18 DTMF
17 DP/C9
16 HKS
15 HFO
W91590B/C
C1
C2
C3
C4
C5
C6
C7
VSS
XT
XT
T/P MUTE
1
2
3
4
5
6
7
8
9
10
11
22 R5
21 R4
20 R3
19 R2
18 R1
17 LOCK
16 VDD
15 MODE
14 DTMF
13 DP/C9
12 HKS
W91590L
C1
C2
C3
C4
C5
C6
C7
VSS
XT
XT
T/P MUTE
HFI
1
2
3
4
5
6
7
8
9
10
11
12
24 R5
23 R4
22 R3
21 R2
20 R1
19 LOCK
18 VDD
17 MODE
16 DTMF
15 DP/C9
14 HKS
13 HFO
W91590AL
C1
C2
C3
C4
C5
C6
C7
C8
KT
VSS
XT
XT
T/P MUTE
HFI
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28 R5
27 R4
26 R3
25 R2
24 R1
23 HPM MUTE
22 LOCK
21 DRS
20 VDD
19 MODE
18 DTMF
17 DP/C9
16 HKS
15 HFO
W91590BL/CL
-2-


Part Number W91590A
Description 24-MEMORY TONE/PULSE SWITCHABLE DIALER
Maker Winbond
Total Page 20 Pages
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