W91340 Winbond, W91340 Datasheet
W91340
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W91340 Summary of contents
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... TONE/PULSE DIALER WITH GENERAL DESCRIPTION The W91340N series are tone/pluse switchable telephone dialers with ten memories, hold function, and a handfree dialing control circuit. Fabricated using CMOS technology, the W91340N series offer good performance in low-voltage and low-power applications. FEATURES DTMF/pulse switchable dialer ...
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... W91342N/W91342AN = 20 ppS.) Floating mode pin places the dialer in pulse mode with M/B ratio of 33.3:66.7 (10 ppS, except for W91342N/W91342AN = 20 ppS.) I Hook switch input. HKS = V : On-hook state. Chip in sleeping mode operation. HKS = V : Off-hook state. Chip is enabled for normal SS operation. HKS pin is pulled W91340N SERIES ...
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... HFI pin is pulled Detailed timing diagram is shown in Figure 3. O The H/P MUTE is a conventional inverter output. During pulse dialing, flash break or hold period, this output is active high; otherwise, it remains in low state W91340N SERIES FUNCTION Error % +0.28 -0.52 -0.47 +0.74 +0.57 -0.30 -0 ...
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... Notes: D1, ..., Dn, D1', ..., Dn': 0, ..., 9, */T, # Ln: 0, ..., 9 ; Fn: F1, ..., F4 READ / WRITE COUNTER RAM LOCATION LATCH ROW & COLUMN PROGRAMMABLE COUNTER R W91340N SERIES XT XT HKS SYSTEM CLOCK GENERATOR HFI CONTROL MODE LOGIC H/P MUTE T/P MUTE PULSE CONTROL LOGIC DP HFO DATA LATCH & DECODER X ...
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... D1 HFI ¡õ & HFI ¡õ & , (or ON HOOK HFI ¡õ & HFI ¡õ & ..., & HFI ¡õ HFI ¡õ & W91340N SERIES , ..., , D2 , ..., Dn Busy, Come ), R ..., will be ignored R ..., Publication Release Date: May 1997 Revision A2 Dn ...
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... The flash function timing diagram is shown in Figure 6. Cascaded Dialing 1. Normal Dialing + Repertory Dialing 2. Repertory Dialing + Normal Dialing 3. Redialing + Normal Dialing Redialing is valid as first key-in only. HFI ¡õ & (Tone ) HFI ¡õ & Normal Dialing + Repertory Dialing + Repertory Dialing - 6 - W91340N SERIES , ..., Dn , */T , D1' ...
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... No key entry I MR HKS = 1. Row group Col/Row 2.0 to 5.5V DD THD 2 TDC 2 W91340N SERIES UNIT V -0.3 V +0.3 V -0 MIN. TYP. MAX. UNIT 2.0 - 5.5 - 0.4 0.6 - 0.2 0 0.2 130 150 170 mVrms -30 -23 1.0 - 3 ...
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... Mode = Floating T Mode = V PDP2 DD 20 ppS Mode = Floating T 10 ppS IDP 20 ppS M/B Mode = V DD Mode = Floating T Auto dialing TD W91344AN Only T Auto dialing ITP W91344AN Only F1, F2 W91340N SERIES MIN. TYP. MAX. UNIT 200 400 - - 300 - 5.0 K MIN. ...
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... Low OSCILLATION Figure 1(a). Normal Dialing Timing Diagram T KRD R/P T KID IDP T PDP Low OSCILLATION Figure 1(b) Pulse Mode Auto Dialing Timing Diagram - 9 - W91340N SERIES T KRD 2 T KID T T IDP IDP T PDP OSCILLATION T < T OHD T T IDP IDP Publication Release Date: May 1997 ...
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... T/P MUTE H/P MUTE DP OSC. Figure 2(a) Tone Mode Normal Dialing Timing Diagram T KRD R/P T KID IDP T PDP Low OSCILLATION Figure 1(c) Pulse Mode Auto Dialing Timing Diagram ITP ITP Low High OSCILLATION - 10 - W91340N SERIES T > T OHD T KRD 5 T ITP OSCILLATION ...
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... T TD ITP Low High OSCILLATION Figure 2(b) Tone Mode Auto Dialing Timing Diagram T KRD R/P T KID ITP Low High OSCILLATION Figure 2(c) Tone Mode Auto Dialing Timing Diagram - 11 - W91340N SERIES T < T OHD T ITP T > T OHD Publication Release Date: May 1997 Revision A2 ...
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... Timing Waveforms, continued HKS KEY IN MODE DP DTMF T/P MUTE H/P MUTE HFI HFO OSC HKS KEY IN DP T/P MUTE H/P MUTE DTMF OSC Figure 3. Handfree Function Timing Diagram 2 R KID PDP T P Low OSCILLATION Figure 4. Pause Function Timing Diagram - 12 - W91340N SERIES IDP PDP ...
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... Figure 5(a). Pulse-to-tone Timing Diagram (All Versions Except W91344AN) HKS KEY IN DP T/P MUTE H/P MUTE DTMF OSC. Figure 5(b). Pulse-to-tone Timing Diagram (W91344AN Only KID PDP IDP OSCILLATION 4 */T T KID IDP T PDP T ITP OSCILLATION - 13 - W91340N SERIES T ITP T KRD 2 T KID T ITP OSCILLATION Publication Release Date: May 1997 Revision A2 ...
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... Timing Waveforms, continued HKS KEY IN T KID DP HFI HFO T/P MUTE H/P MUTE DTMF OSC. Low KID T FB OSCILLATION Figure 6. Flash Timing Diagram - 14 - W91340N SERIES T KID T ITP ...
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... No. 115, Sec. 3, Min-Sheng East Rd., Taipei, Taiwan TEL: 886-2-7190505 FAX: 886-2-7197502 Note: All data and specifications are subject to change without notice. W91340N SERIES Winbond Electronics North America Corp. Winbond Memory Lab. Winbond Microelectronics Corp. Winbond Systems Lab. 2730 Orchard Parkway, San Jose, CA 95134, U ...