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PDF BL1102L Data sheet ( Hoja de datos )
| Número de pieza | BL1102L | |
| Descripción | Tone / Pulse Dialer | |
| Fabricantes | Shanghai Belling | |
| Logotipo |  |
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BL1102series
Tone/Pulse Dialer with Hand-free and lock functions
Description
BL1102 Series is a single chip dialer IC
using Si-gate CMOS process, it can
provide signal for either Pulse or double
Tone with multi-frequency dialing. It
features key tone and hands-free dialing,
“0,”9” dialing latch with first number, 2-
array 32-digit number memory re-dialing,
and 13-array 16-digit number memory etc.
C1
C2
C3
C4
Vss
XT
XT
T/P MUTE
HKS
DP/C5
DTMF
1
2
3
4
5
6
7
8
9
10
11
C1 1
22 R5
C2 2
21 R4
C3 3
20 R3
C4 4
19 R2
Vss 5
18 R1
XT 6
17 V DD
16 B/M
XT 7
T/P MUTE 8
15 NC
HKS 9
14 MODE
DP/C5 10
13 X MUTE DTMF 11
12 KT
HFI 12
24 R5
23 R4
C1 1
22 R3
C2 2
21 R2
C3 3
20 R1
C4 4
19 VDD
Vss 5
18 B/M
17 NC
16 MODE
XT
XT
T/P MUTE
6
7
8
15 X MUTE
HKS 9
14 KT
DP/C5 10
13 HFO
DTMF 11
C1 1
22 R5
C2 2
21 R4
C3 3
20 R3
C4 4
19 R2
Vss 5
18 R1
XT 6
17 VDD
16 B/M
XT 7
T/P MUTE 8
15 LOCK
HKS 9
14 MODE
DP/C5 10
13 X MUTE DTMF 11
12 KT
HFI 12
24 R5
23 R4
22 R3
21 R2
20 R1
19 VDD
18 B/M
17 LO
16 MO
15 X M
14 KT
13 HF
BL1102
BL1102A
BL1102L
BL1102AL
PDIP 22 PIN
PDIP 24 PIN
PDIP 22 PIN
PDIP24PIN
Features
• Operating voltage : 2.0 ~ 5.5V
• Double Tone/Pulse selection with switch, pulse can be switched to double tone by pressing */T key.
• 3.579545MHz crystal or ceramic resonator is used
• Power on reset on chip
• Minimum tone output duration : 100 ms
• 2 arrays of 32-digit number memory used for re-dialing and memory dialing respectively
• 3 arrays of 16-digit number single key dialing memory
• 10 arrays of 32-digit number double key dialing memory
• pulse break/make ratio can be 3/2 or 2/1, both alternative, and pulse speed is 10PPS
• Flash Time: 98ms, 305ms, 6000ms
• Minimum tone output width: 93ms, minimum tone interval:93ms
• Key tone output used for confirming the key pressed is right
• Pulse, P T (Pulse to Tone) can be stored as a digit in memory
• Easy operation with one-key redial, memory, pause and etc.
• Standard 5 5 keyboard used
• Key “Mute” used for mute talking
• The dial-out staring with number “0” or “9”can be locked and chosen by pin.
• CD-operating key
• 20 and 24 PDIP plastic Package
Application
Used as dialing circuit in telephone, complete relevant functions.
Block Diagram
System clock generator
Handree control mode
Lock select
Data lock and store coder
Keyboard Input
coding
Read/write counter
RAM
Row/column
programmable counter
Read/write control
D/A converter
System control logic
Pulse control logic
Pulse generation
DTMF generation
www.DataSheet4U.com
Address No.810, YiShan Road ShangHai China Tel 86-021-64850700 Fax 86-64852222 Zip.200233
www.DataSheet4U.com
www.DataSheet4U.com
1 page  
BL1102series
Tone/Pulse Dialer with Hand-free and lock functions
D1 D2 … Dn */T D1’, D2’,… Dn’
( tone )
( tone ) ( tone )
c . If the tone mode remains since the number is dialed out, pulse mode can be recovered as long as do
on-hook operation.
• FLASH
Off-hook ( or On-hook and HFI↓ ),
F
a . “flash” key can not be stored in the memory , but it enjoys the most high priority in all keyboard
functions.
b . after pressing “ flash” key dialer will recover to the original status.
• Number Storage
Off-hook ( or On-hook and HFI↓ ), D1 , D2 , …
Dn , S , S
Mn or Ln , On-hook ( or On-hook and HFI↓ )
a . Dialing out D1 D2 … Dn first, then press the storage key S
b . D1 D2 … Dn numbers are stored in the position “ Mn or Ln”and dialed out.
c . Mn = M1~ M3 Ln = 0 ~ 9 * # pause key ( P )
Off-hook ( or On-hook and HFI↓ ) , S D1 D2 … , Dn S
Mn or Ln , On -hook , ( or On-hook and HFI↓ )
a . D1, D2 … Dn are stored in Mn or L n but will not be dialed out.
b . P and * / T key can be stored in the memory as one digit P key indicates “pause”.
c . Once the storage function is finished or the state of hook switch changes the storage mode will
be released.
Memory dialing
a . One-key dial Off-hook ( or On-hook and HFI↓ ), Mn
b . Two-key dial Off-hook ( or On-hook and HFI↓ ) A , Ln
• “Save” Key
a . Off-hook ( or On-hook and HFI↓ ) D1 , D2 …, Dn , SAVE
If dialing from D1 to D2 is over press SAVE the numbers from D1 to Dn will be
stored in the memory.
b . On-hook then Off-hook , SAVE , press SAVE then D1 to Dn will be dialed out.
• CD
Address No.810, YiShan Road ShangHai China Tel 86-021-64850700 Fax 86-64852222 Zip.200233
5 Page | ||
| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet BL1102L.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| BL1102 | Tone / Pulse Dialer | Shanghai Belling |
| BL1102A | Tone / Pulse Dialer | Shanghai Belling |
| BL1102AL | Tone / Pulse Dialer | Shanghai Belling |
| BL1102L | Tone / Pulse Dialer | Shanghai Belling |
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