W91320 Winbond, W91320 Datasheet
W91320
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W91320 Summary of contents
Page 1
... TONE/PULSE DIALER WITH HANDFREE GENERAL DESCRIPTION The W91320N series are Si-gate CMOS ICs that provide the necessary signals for tone or pulse dialing. The W91320N series provide one-key redial, handfree dialing, hold, redial, and lock functions. FEATURES DTMF/pulse switchable dialer 32-digit redial memory ...
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... LOCK 6 H/P MUTE T/P MUTE W91320LN H/P MUTE MODE XT DTMF DP/C5 T/P MUTE 10 HKS HFI W91320AN/W91321AN LOCK V H/P MUTE MODE 14 XT DTMF T/P MUTE DP/C5 11 HKS HFI - 2 - W91320N SERIES MODE DTMF 8 13 DP/ HKS 11 HFO MODE DTMF 9 14 DP/ HKS 12 11 HFO W91320ALN ...
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... W91321N/321AN M/B = 33.3:66. Hook switch input. (11, HKS = V sleeping mode, no operation. only) HKS = V enable for normal operation. HKS pin is pulled to V resistor W91320N SERIES FUNCTION 5 keyboard or places the SS places the DD : On-hook state. Chip Off-hook state. Chip internal DD Publication Release Date: May 1997 ...
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... O In pulse mode, this pin remains in low state at all time. (13, In the tone mode, it will output a dual or single tone. only) Detailed timing diagram for tone mode is shown in Figure 2( d W91320N SERIES FUNCTION Output Frequency Specified Actual Error % R1 +0.28 697 699 R2 -0.52 770 ...
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... PABX system long distance call control. When the first key input after reset is 0 only all key inputs, including the key, become invalid and the chip generates no output. The telephone is reinitialized by a reset W91320N SERIES FUNCTION NEXT STATE CURRENT STATE Hook SW. HFO Input HFO ...
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... R/P: R/P1 or R/P2. Fn: F1, ..., F4 READ/ WRITE COUNTER RAM LOCATION LATCH ROW & COLUMN DATA LATCH PROGRAMMABLE COUNTER R/ W91320N SERIES XT XT SYSTEM CLOCK HKS GENERATOR HFI LOCK CONTROL LOGIC MODE H/P MUTE T/P MUTE PULSE CONTROL LOGIC DP/C5 HFO & DECODER ...
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... ON HOOK HFI ¡õ & finished, pressing the have not finished, by & HFI ¡õ HFI ¡õ & W91320N SERIES D2 , ..., ..., Dn , Busy, & HFI ¡õ ..., Dn , Busy, R key will cause the pulse output pin to R will be ignored. R/P1 or R/P2 ...
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... Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the device. , Dn' (Tone ) HFI ¡õ & HFI ¡õ & SYMBOL RATING V V -0 120 D T -20 to +70 OPR T -55 to +150 STG - 8 - W91320N SERIES UNIT ...
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... TDC 2 0.5V TML TMO 2.0V HPH HPL 0.5V HPL HPL 2.0V HFH HFH 0.5V HFL HFL 0. 2. W91320N SERIES MIN. TYP. MAX. UNIT 2 0.4 0 0.2 0 0.2 A 130 150 170 mVrm -30 -23 dB 1.0 - 3 0.5 ...
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... Lock only FKD T Mode = V PDP1 DD Mode = Floating T Mode = V PDP2 DD Mode = Floating T 10 ppS IDP 20 ppS M:B Mode = V DD Mode = Floating T Auto dialing TD T Auto dialing ITP F1, F2, F3 R/ W91320N SERIES MIN. TYP. MAX. UNIT - 300 - mS - 300 - 33 16 800 - mS - 500 - - 40: ...
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... Figure 1b. Normal Dialing Timing Diagram (Pulse Mode with Lock Function KID IDP IDP T PDP Low OSCILLATION KID IDP T PDP T FKD Low OSCILLATION - 11 - W91320N SERIES T KRD 2 T KID T T IDP IDP T PDP OSCILLATION T KRD 2 T KID T T IDP IDP T PDP OSCILLATION Publication Release Date: May 1997 Revision A2 ...
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... KEY IN 300 mS T OFD DP T/P MUTE H/P MUTE DTMF OSC. Figure 1d. Auto Dialing Timing Diagram (Pulse Mode with Lock Function) T KRD R/P T KID IDP IDP T PDP Low OSCILLATION R/P T KID IDP T PDP T FKD Low OSCILLATION - 12 - W91320N SERIES T IDP T T IDP IDP ...
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... Figure 2b. Normal Dialing Timing Diagram (Tone Mode with Lock Function ITP ITP Low High OSCILLATION OSCILLATION ITP T FKD Low OSCILLATION - 13 - W91320N SERIES T T KRD KRD 2 T KID T T ITP ITP OSCILLATION T KRD 2 T KID T T ITP ITP OSCILLATION Publication Release Date: May 1997 ...
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... Figure 2c. Auto Dialing Timing Diagram (Tone Mode Without Lock Function) < 600 mS HKS KEY IN DTMF T/P MUTE 300 mS H/P MUTE T OFD DP OSC. Figure 2d. Auto Dialing Timing Diagram (Tone Mode with Lock Function) T KRD R/P T KID ITP Low OSCILLATION T KRD R ITP T FKD Low OSCILLATION - 14 - W91320N SERIES T ITP T ITP ...
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... Note: The HFI and H KEY inputs will toggle the HFO signal; as soon as either HFI or H KEY is activated, the HFO signal will go high and previous activate inputs will be ignored. ON HOOK OFF HOOK High Low Figure 3a. Handfree and Hold Timing Diagram OFF HOOK High Figure 3b. Handfree and Hold Timing Diagram - 15 - W91320N SERIES Publication Release Date: May 1997 Revision A2 ...
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... Note: Changing the state of the HKS signal from high to low will initialize the HFO and H/P MUTE signals. HKS < 600 mS KEY IN 300 FKD T OFD HFI HFO T/P MUTE H/P MUTE DTMF OSC. Figure 4. One-key Redial Timing Diagram (Pulse Mode) ON HOOK High Figure 3c. Handfree and Hold Timing Diagram KID T KID IDP PDP Low OSCILLATION - 16 - W91320N SERIES T IDP PDP ...
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... HKS 300 mS KEY IN T OFD DP T/P MUTE H/P MUTE DTMF OSC. OSCILLATION 2 R KID PDP T P Low OSCILLATION Figure 5. Pause Function Timing Diagram 2 */ KID PDP IDP OSCILLATION Figure 6. Pulse-to-tone Timing Diagram - 17 - W91320N SERIES T IDP PDP Publication Release Date: May 1997 Revision A2 ...
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... Timing Waveforms, continued HKS KEY KID DP HFI HFO T/P MUTE H/P MUTE DTMF OSC. Low KID T FB OSCILLATION Figure 7. Flash Timing Diagram - 18 - W91320N SERIES 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. W91320N SERIES Winbond Electronics North America Corp. Winbond Memory Lab. Winbond Microelectronics Corp. Winbond Systems Lab. 2730 Orchard Parkway, San Jose, CA 95134, U ...