EM91810B EMC [ELAN Microelectronics Corp], EM91810B Datasheet
EM91810B
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EM91810B Summary of contents
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... EM91810A TONE HKS EM91810A/B EM91810A/B EM91810B OSCI TONE 15 6 OSCO XMUTE HKS HFI ...
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KEYBOARD ASSIGNMENT *or*/T 0 FUNCTIONAL BLOCK DIAGRAM COL1 COL2 COL3 COL4 OSCI OSC. DIVIDER OSCO ROW1 ROW2 ROW3 ROW4 DIALING SIGNAL OPTION : a]:Flash time: Row3 Row4 flash ...
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PIN DESCRIPTION Symbol C1 Provides keyboard scanning . C2 a. Keyboard scanning: C3 HKS pin is LOW, the column group stays in "HIGH" stays and row group stays in "LOW" state. C4 The key pad is compatible with the standard ...
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Symbol TONE Dual Tone Multi-frequency output pin. In TONE mode, when a entry of digit key (include * , # key), this pin will sent out a corresponding DTMF signal. The TONE pin provides minimum tone duration (t key-in. If ...
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A. Normal Dialing 1. Digit Dialing Procedure : D1, Dial out : Dt1, Dt2 . . . . . . ., Dtn in tone mode Dial out : Dp1, Dp2 . . . ...
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Handfree function operation: A). To execute Handfree function : When HFO = "low", HFI pin is active , the Handfree function will be enabled (HFO="HIGH"). B). Reset Handfree function: a. OFF-HOOK action. b. When HFO="high", a HFI pin is active ...
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TEST CIRCUIT 1 V+ Operation current MODE KEY BOARD V HKS SS 3 Tone output voltage . V+ COUNTER AND AC METER V TONE DD 10K V HKS SS ** (V1)**2+(V2)**2+..+(Vn)**2 DIST.(dB)= 20log (VL)**2+(VH)**2 5 Pulse output ...
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ABSOLUTE MAXIMUM RATINGS Parameter Power Supply Voltage Input Voltage Range Operating Temperature Storage Temperate Power Dissipation ELECTRICAL CHARACTERISTICS . unless otherwise noted ) (General purpose specification, fosc. = 3.579545 MHz) Parameter Sym. Operating Voltage V Operating Current Iop Standby Current ...
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ELECTRICAL CHARACTERISTICS . unless otherwise noted ) (Pulse mode specification, fosc. = 3.579545 MHz) Parameter Sym. Pulse output pin,SDO pin leakage current Ipoh sink current Ipol Pulse rate fpr Make/Break ratio TM:TB Pre-digit Pause t PDP Inter-digit Pause t IDP ...
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HKS 3 KEY XMUTE t PO TONE OSCO SDO HKS 3 KEY XMUTE t PDP t PO TONE t B OSCO SDO * This specification are subject to be changed without notice. TONE/PULSE SWITCHABLE ...
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HKS 3 KEY IN XMUTE t PDP PO TONE OSCO SDO Figure 4: Timing Waveform for mixed dialing Operation ( key entry) HKS 1 KEY XMUTE PO t ITP TONE OSCO SDO * This specification ...
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HKS KEY XMUTE XMUTE t IDP PO TONE OSCO SDO HKS KEY IN *PULSE MODE: XMUTE PO TONE OSCO *TONE MODE: XMUTE PO TONE OSCO SDO * This specification are subject to be changed without notice. ...
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HKS F KEY IN XMUTE PO TONE OSCO SDO HKS KEY IN SDO * This specification are subject to be changed without notice. TONE/PULES SWITCHABLE DIALER WITH LCD INTERFACE Figure 8: Flash key operation timimg 2 ...
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APPLICATION CIRCUIT * This specification are subject to be changed without notice. TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE EM91810A/B TONE 20PPS 20PPS 10.1.1997 14 ...
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APPLICATION CIRCUIT * This specification are subject to be changed without notice. TONE/PULES SWITCHABLE DIALER WITH LCD INTERFACE EM91810A/B 10PPS 20PPS TONE 15 10.1.1997 ...
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PACKAGE INFORMATION Example : EM 91215 P (1) (2) (3) (1) ELAN MICRO. pefix (2) Type number (3) Package code: 18/20/28 Lead Plastic Package PDIP MILIMETERS INCHES DIM MIN. MAX. MIN. MAX 5.334 - .210 ...
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Lead Plastic Package-Skinny PDIP (skinny) MILIMETERS DIM MIN. MAX 4.752 A1 0.381 - B 0.356 0.558 B1 1.27 1.778 C 0.204 3.556 D 25.90 26.67 E 7.620 8.255 E1 6.223 6.604 e 2.286 ...
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SDIP Package DIM * This specification are subject to be changed without notice. TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE SDIP MILIMETERS MIN. MAX. MIN 5. 0.381 ...