EM32117 Datasheet, PDF (1/21 Pages) ELAN Microelectronics Corp – 16DIGITLCDDRIVERWITHCHECKTIMEFUNCTION

GENERAL DESCRIPTION
EM32117
16 DIGIT LCD DRIVER WITH CHECK TIME FUNCTION
Preliminary
EM32117 is a CMOS 16-digit LCD panel driver. The EM32117 can receive dialing information such as dialing
digits, Pause, Flash, Pulse to Tone mode from EMC EM91465 series dialer IC and display the corresponding
pattern on the LCD panel. The EM32117 also supports various indicators such as the icons of STORE, SAVE,
Speaker phone (or Hand-Free), Lower or Upper page, Hold, etc. to support high-end feature phone applications.
The EM32117 can operate in stand-alone mode to display calendar and real time clock, conversation time
(stopwatch). The EM32117 also provides check the last conversation time function.
FEATURES
• ON-HOOK check last conversation time function.
• General flag display function for LOGO indication.
• Low power consumption: 1.5µA (max.)
• Uses single clock 32768 Hz crystal (with built-in capacitor, no need extra capacitor).
• LCD blank 2 sec after OFF-HOOK, to protect the STW data.
• Built-in serial data interface (compatiable with EM91465 series).
• Driver for 4.5-volt, 16-digit, 1/4 duty , 1/3 bias LCD panel with built-in voltage tripler circuit.
• Display dialing phone number.
• Display calendar and real time clock (RTC) in 12 hour or 24 hour format.
• Stopwatch function for counting conversation time up to 59 minutes 59 seconds.
• Operating voltage: 1.5 VDC ( typical )
• Dice form, QFP 80 pin package, and LCM (Liquid Crystal display Module) are available.
APPLICATION
• LCD Feature phone and Digital display system.
PIN ASSIGMENT
SEG25 65
SEG24 66
SEG23 67
SEG22 68
SEG21 69
SEG20 70
SEG19 71
SEG18 72
SEG17 73
SEG16 74
SEG15 75
SEG14 76
SEG13 77
SEG12 78
SEG11 79
SEG10 80
EM32117Q
40 XOUT
39 XIN
38 VSS
37 VC2
36 VC1
35 V3
34 V2
33 VDD
32 HKS
31 SD1
30 MS2
29 MS1
28 SPARE1
27 SPARE2
26 NC
25 NC
* This specification are subject to be changed without notice.
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