Description
BL1101 series is a single chip dialer IC using Si-gate CMOS process, it can provide the necessary signal for either pulse or DTMF dialing, it
Features
- Hand-free dialing, first number “0” and “9” dialing lock and redialing (at most 32bit) etc. , it is compatible with W91330 series. C1 C2 C3 C4 NC Vss XT XT T/PMUTE HF1 1 20 2 19 3 18 4 17 5 BL1101A 16 15 6 14 7 13 8 12 9 10 11 PDIP 20 R4 R3 R2 R1 VDD MODE DTMF DP HKS HFO C1 C2 C3 C4 LOCK Vss XT XT T/PMUTE HF1 1 20 2 19 3 18 4 17 5 BL1101AL 16 15 6 14 7 13 8 9 12 10 11 PDIP 20 R4 R3 R2 R1 VDD MODE DTMF DP HKS HFO
C1 C2 C3 C4 NC Vss XT XT T/PMUTE
18 1 2 17 16 3 4 15 5 BL1101 14 13 6 12 7 8 11 9 P.