HT6221A HOLTEK [Holtek Semiconductor Inc], HT6221A Datasheet
HT6221A
Related parts for HT6221A
HT6221A Summary of contents
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... HT6221A: 32 keys HT6221B: 48 keys HT6222A: 64 keys Low power and high noise immunity CMOS technology HT6220A: 16-pin NSOP package HT6221A/HT6221B: 20-pin SOP package HT6222A: 24-pin SOP package Car door controllers Car alarm systems Security systems Other remote control systems K45~K46, K49~K50), 32 keys (K1~K32), 48 keys ...
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... I 23~24 R1~R2 I CMOS IN, Pull-low Approximate Internal Connection Circuits Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A Row control for keyboard matrix, active high Serial data output pin, with a 38kHz carrier Positive power supply, 2.0V~3.6V for normal operation Most significant data bit (D7) code setting No connection Negative power supply, ground Transmission enable indicator output ...
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... Input Pull-low Resistance for R1~R8 PL2 R Input Pull-low Resistance for C1~C8 PL3 f System Frequency OSC Note: f specification is guaranteed by design under 0 C < Ta < and not subject to production testing. OSC Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A +6V Storage Temperature ............................ 125 C SS +0.3V Operating Temperature........................... Test Conditions Min. V Conditions DD 2 ...
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... The devices remain in the halt mode during the standby state (at this time, the oscillator stops, and the standby current<1 A). The HT6220A consists of 30 active keys, HT6221A has 32 active keys, HT6221B has 48 active keys, and the HT6222A has 64 active keys. The key- board forms of the devices are shown below. ...
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... ROM2 (8 bits) are decided by one MASK LAYER. The current value of ROM1 and ROM2 are both 00H . The A0~A7 are set by logical OR between Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A Timing 2. 38kHz Carrier Timing 3. Logic States the external switch S0~S7 and the ROM1. The A8~A15 equal some bits inverted to A0~A7, the inver- sion are decided by Logical OR between the external switch S8~S15 and the ROM2 ...
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... Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A 6 June 1, 2010 ...
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... The HT6220A/HT6221A/HT6221B/HT6222A contain 30, 32, 48 and 64 active keys, respectively. Each key corresponds to a data code. For tape deck recording, the HT6221A/HT6221B/HT6222A provide three dou- ble-key functions. The double-key, single-key, and double-key operation rules are shown in Table 3, Ta- ble 4, Timing 4, Timing 5 and Timing 6. ...
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... Timing 4. Invalid Double-Key Input Note: Kn can be one of K1~K64 Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A Timing 5. Valid Single-Key Input 8 June 1, 2010 ...
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... Application Circuits HT6220A Application Circuit Note: Typical infrared diode: EL-1L2 (KODENSHI CORP.) Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A Timing 6. Valid Double-Key Input IRC The frequency of the internal RC(IRC) oscillator is de- pending on the temperature and operating voltage. At Ta= 3.0V, the IRC has an accuracy of 1 per cent ...
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... HT6221A Application Circuit Note: Typical infrared diode: EL-1L2 (KODENSHI CORP.) Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A 10 June 1, 2010 ...
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... HT6221B Application Circuit Note: Typical infrared diode: EL-1L2 (KODENSHI CORP.) Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A 11 June 1, 2010 ...
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... HT6222A Application Circuit Note: Typical infrared diode: EL-1L2 (KODENSHI CORP.) Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A 12 June 1, 2010 ...
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... Package Information 16-pin NSOP (150mil) Outline Dimensions MS-012 Symbol Symbol Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A Dimensions in inch Min. Nom. 0.228 0.150 0.012 0.386 0.050 0.004 0.016 0.007 0 Dimensions in mm Min. Nom. 5.79 3.81 0.30 9.80 1.27 0.10 0.41 0. Max. 0.244 0.157 0.020 ...
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... SOP (300mil) Outline Dimensions MS-013 Symbol Symbol Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A Dimensions in inch Min. Nom. 0.393 0.256 0.012 0.496 0.050 0.004 0.016 0.008 0 Dimensions in mm Min. Nom. 9.98 6.50 0.30 12.60 1.27 0.10 0.41 0. Max. 0.419 0.300 0.020 0.512 0.104 ...
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... SOP (300mil) Outline Dimensions MS-013 Symbol Symbol Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A Dimensions in inch Min. Nom. 0.393 0.256 0.012 0.598 0.050 0.004 0.016 0.008 0 Dimensions in mm Min. Nom. 9.98 6.50 0.30 15.19 1.27 0.10 0.41 0. Max. 0.419 0.300 0.020 0.613 0.104 ...
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... Key Slit Width T1 Space Between Flange T2 Reel Thickness SOP 20W, SOP 24W Symbol Description A Reel Outer Diameter B Reel Inner Diameter C Spindle Hole Diameter D Key Slit Width T1 Space Between Flange T2 Reel Thickness Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A Dimensions in mm 330.0 1.0 100.0 1.5 +0.5/-0.2 13.0 2.0 0.5 +0.3/-0.2 16.8 22.2 0.2 Dimensions in mm 330.0 1.0 100.0 1.5 +0.5/-0.2 13.0 2.0 0.5 +0.3/-0.2 24.8 30.2 0.2 16 June 1, 2010 ...
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... Description W Carrier Tape Width P Cavity Pitch E Perforation Position F Cavity to Perforation (Width Direction) D Perforation Diameter D1 Cavity Hole Diameter P0 Perforation Pitch P1 Cavity to Perforation (Length Direction) A0 Cavity Length B0 Cavity Width K0 Cavity Depth t Carrier Tape Thickness C Cover Tape Width Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A Dimensions in mm 16.0 0.3 8.0 0.1 1.75 0.1 7.5 0.1 +0.10/-0.00 1.55 +0.25/-0.00 1.50 4.0 0.1 2.0 0.1 6.5 0.1 10.3 0.1 2.1 0.1 0.30 0.05 13.3 0.1 Dimensions in mm +0.3/-0.1 24.0 12.0 0.1 1.75 0.10 11.5 0.1 +0.1/-0.0 1.5 +0.25/-0.00 1.50 4.0 0.1 2 ...
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... Description W Carrier Tape Width P Cavity Pitch E Perforation Position F Cavity to Perforation (Width Direction) D Perforation Diameter D1 Cavity Hole Diameter P0 Perforation Pitch P1 Cavity to Perforation (Length Direction) A0 Cavity Length B0 Cavity Width K0 Cavity Depth t Carrier Tape Thickness C Cover Tape Width Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A Dimensions in mm 24.0 0.3 12.0 0.1 1.75 0.1 11.5 0.1 +0.10/-0.00 1.55 +0.25/-0.00 1.50 4.0 0.1 2.0 0.1 10.9 0.1 15.9 0.1 3.1 0.1 0.35 0.05 21.3 0.1 18 June 1, 2010 ...
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... Holtek s products are not authorized for use as critical components in life support devices or systems. Holtek reserves the right to alter its products without prior notification. For the most up-to-date information, please visit our web site at http://www.holtek.com.tw. Rev. 1.10 HT6220A/HT6221A/HT6221B/HT6222A 19 June 1, 2010 ...