W91580 Winbond, W91580 Datasheet
W91580
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W91580 Summary of contents
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... TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND HOLD FUNCTIONS GENERAL DESCRIPTION The W91580 series dialers are Si-gate CMOS IC tone/pulse switchable dialers containing a 24- channel automatic dialing memory, including a 16-digit 20 channel repertory memory that provides one-touch and three-touch dialing, and a 32-digit mercury memory ...
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... Otherwise switched off The HPM MUTE is a conventional inverter output. During pulse dialing, flash, hold, and mercury mute functions, this pin will output an active high. It remains in a low state at all other times W91580 SERIES ...
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... In pulse mode, remains in low state at all times. In tone mode, outputs a dual or single tone. Detailed timing diagram for tone mode is shown in Figure 20 Power input pins W91580 SERIES FUNCTION places the dialer in tone SS places the dialer in pulse DD by internal resistor. DD OUTPUT FREQUENCY Specified Actual Error % 697 699 +0 ...
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... Frequency is 600 Hz and duration Dial rate selection. This pin is pulled to V MODE DRS PIN Floating Floating W91580 SERIES FUNCTION NEXT STATE HFO Input HFO Dialing High Low Yes HFI High Low No HFI High Low Yes HFI - Low Off Hook ...
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... C8) DTMF D/A CONVERTER FUNCTIONAL DESCRIPTION Keyboard Operation */ MER is for W91580B only; Fin W91580C this key performs XT HKS SYSTEM CLOCK GENERATOR MODE HFI READ/WRITE CONTROL COUNTER LOGIC RAM LOCATION LATCH ROW & COLUMN PROGRAMMABLE COUNTER M00 M05 MEMO M01 M06 ...
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... If the R key is pressed before the pulses for the number dialed out are completed, it will be ignored. & HFI D2 Dn BUSY, Come , , ), R & HFI Dn is completed, pressing the - 6 - W91580 SERIES , HOOK , OFF HOOK Dn , BUSY, Come HFI , key will cause the pulse output ...
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... OFF HOOK (or ON HOOK & 2. OFF HOOK (or ON HOOK & 3. OFF HOOK (or ON HOOK & Access Pause & HFI MER MEMO , ), HFI , MEMO ), Mij or EMi or MER HFI ), MEMO HFI ), MEMO HFI - 7 - W91580 SERIES , R/P is the pause , M0j M0j , M0j Publication Release Date: Auguest 1995 Revision A3 ...
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... Redial and one-key redial buffer will be cleared. 2. CLR , Mij Location Mij buffer content will be cleared. 3. CLR , Location Mij buffer content will be cleared. 4. CLR , MEMO , M0j Location M1j buffer content will be cleared. Save & HFI & HFI Dn' (Tone) & HFI ) - 8 - W91580 SERIES , ...
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... Redial buffer content = Manual dialing + Repertory dialing. 2. Repertory Dialing + Redial buffer content = Repertory dialing + Manual dialing. & ), D1, D2, HFI Dn & HFI Chain Dialing Buffer Section Section 2 Section 3 Section 4 Manual Dialing - 9 - W91580 SERIES SAVE , S , SAVE , D1, D2 Publication Release Date: Auguest 1995 Revision A3 ...
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... Manual Dialing + There is a 2.0 sec. inter-chain dialing pause for cascaded dialing. Manual Dialing + One Key Redialing + + One Key Redialing + One Key Redialing + ON HOOK OFF HOOK , , Manual Dialing (two sections of manual dialing (over 4 sections, ignore - 10 - W91580 SERIES , Redialing M4 and inhibit redial) ...
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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. MER IDP OSCILLATION OSC. Mercury Function Timing Diagram SYMBOL OPR T STG - 11 - W91580 SERIES RATING UNIT -0 120 mW -20 to +70 C -55 to +125 C Publication Release Date: Auguest 1995 Revision A3 ...
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... TDC 0.5V HPML 2.0V HPMH 2.0V KTH KTH 0.5V KTL KTH 2.0V HFH HFH 0.5V HFL HFL 2. W91580 SERIES MIN. TYP. MAX. UNIT 2 0.3 0 0.15 0 0.2 A 130 150 170 Vrms -30 -23 dB 1.0 - 3 300 ...
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... MODE Pin = V PDP2 DD 20 ppS MODE Pin = Floating T 10 ppS IDP 20 ppS M/B MODE Pin = V DD MODE Pin = Floating T Auto Dialing TD T Auto Dialing ITP KTD Publication Release Date: Auguest 1995 - 13 - W91580 SERIES MIN. TYP. MAX. UNIT - 33 16 800 - mS - 500 - - 40: ...
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... DTMF OSC. HKS KEY IN DTMF T/P MUTE HPM MUTE KT DP OSC LOW OSCILLATION Figure 1. Pulse Mode Diagram (Normal Dialing) T KRD T KID T ITP ITP LOW LOW HIGH OSCILLATION Figure 2. Tone Mode Diagram (Normal Dialing W91580 SERIES OSCILLATION T T KRD KID T ITP OSCILLATION ...
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... T/P MUTE HPM MUTE CHIP ENBLE 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 inputs will be ignored. W91580 SERIES ON HOOK HIGH LOW Figure 3(a). OFF HOOK HIGH Figure 3(b) ...
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... Note: Changing the state of the HKS signal from high to low will initialize the HFO and HPM MUTE signals. HKS KEY IN DP T/P MUTE HPM MUTE KT DTMF OSC. Figure 4. Pulse Mode One-key Redialing Timing Diagram (when not first key) ON HOOK HIGH Figure 3(c). LOW R T KID IDP T PDP T PR LOW OSCILLATION - 16 - W91580 SERIES ...
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... T/P MUTE HPM MUTE KT DTMF OSC R/P T KID IDP IDP PDP T P LOW OSCILLATION Figure 5. Pause Function Timing Diagram KID IDP IDP PDP T P OSCILLATION Figure 6. Pulse-to-Tone Function Timing Diagram - 17 - W91580 SERIES T IDP T PDP T IDP Publication Release Date: Auguest 1995 Revision A3 ...
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... Timing Waveforms, continued HKS KEY IN DP T/P MUTE HPM MUTE KT DTMF OSC. LOW F T KID T FB LOW OSCILLATION Figure 7. Flash Operation Timing Diagram - 18 - W91580 SERIES ...
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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. W91580 SERIES Winbond Electronics North America Corp. Winbond Memory Lab. Winbond Microelectronics Corp. Winbond Systems Lab. 2730 Orchard Parkway, San Jose, CA 95134, U ...