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Phone MCU Datasheet HT95RXX HT95R2X/HT95R3X HT95R52X/HT95R6X Features Circuit Application Tools Part No HT95R22 HT95R23 HT95R24 HT95R25 HT95R33 HT95R34 HT95R35 VDD 2.2V-5.5V 2.2V-5.5V 2.2V-5.5V 2.2V-5.5V 2.2V-5.5V 2.2V-5.5V 2.2V-5.5V Prog Memory 4Kx16 4Kx16 8Kx16 16Kx16 4Kx16 8Kx16 16Kx16 Data Memory 576x8 1152x8 2112x8 2112x8 1152x8 2112x8 2112x8 General I/O 20 36 36 52 28 28 44 Timer 16 bit x2 16 bit x2 16 bit x2 16 bit x2 16 bit x2 16 bit x2 16 bit x3 Ext. Int. 2 4 4 4 4 4 4 Stack 8 8 8 8 8 8 8 D/A --- --- --- --- --- --- 12-bit x1 I2C/SPI --- --- --- --- --- --- x DTMF Generator x x x x x x x DTMF Receiver --- --- --- x x x x FSK Decoder --- --- --- --- --- --- --- CPT --- --- --- --- --- --- --- R-Type LCD --- --- --- --- --- --- --- Package 28SOP 48SSOP 48SSOP 64LQFP 48SSOP 48SSOP 64LQFP Part No HT95R54 HT95R55 HT95R64 HT95R65 VDD 2.2V-5.5V 2.2V-5.5V 2.2V-5.5V 2.2V-5.5V Prog Memory 8Kx16 16Kx16 8Kx16 16Kx16 Data Memory 2112x8 2112x8 2112x8 2112x8 General I/O 40 40 40 40 Timer 16 bit x3 16 bit x3 16 bit x3 16 bit x3 Ext. Int. 4 4 4 4 Stack 8 8 8 8 D/A 12-bit x1 12-bit x1 12-bit x1 12-bit x1 I2C/SPI x x x x DTMF Generator x x x x DTMF Receiver x x x x FSK Decoder x x x x CPT --- --- X X R-Type LCD 4 SCOM 4 SCOM 4 SCOM 4 SCOM Package 64LQFP 64LQFP 64LQFP 100QFP 64LQFP 100QFP Operating Voltage : 2.2V ~ 5.5V Program Memory : 4K„e16 ~ 16K„e16 Data Memory : 576„e8 ~ 2112„e8 Dual System Clock : 32kHz / 3.58MHz (or 7.16MHz / 10.74MHz / 14.32MHz) System Clock Option : Idle / Sleep / Green / Normal Real Time Clock Function I/O : 20 ~ 52 Pins Timer : 16-bit„e(2 ~3) Internal DTMF Generator / DTMF Receiver / FSK Decoder / CPT Detector I2C/SPI Interface D/A : 12-bit„e1 Software Controlled R-Type LCD Driver (SCOM) Low Battery Detection Function PFD Driver Output LVR Option : 2.1V / 3.15V / 4.2V Multi-Function Telephones Cordless Phones Answering Machines Home Security Products Other Phone Products HT-ICE CICE95R3X0008 CICE95R350008 CICE95R550009 Adapter CADP56SSOP-R CADP28SOP-AE CADP64LQFP-G EA-QFP100A I/O Card CPCB95R3X0008B CPCB95R350008A (HT95R25 / HT95R35) CPCB95R550009A (HT95R5x / HT95R6x) OTP Programmer COTPWRITER00A (HT-Writer) e-Writer

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