HT9315 Holtek, HT9315 Datasheet
HT9315
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HT9315 Summary of contents
Page 1
... The HT9315 series tone/pulse dialers are CMOS LSIs for telecommunication systems. They are designed to meet various dialing specifications through resistor option ma- trix. The HT9315 series are offered in two different ver- sions. They are HT9315x normal version and Selection Table Function Lock ...
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... Block Diagram Pin Assignment HT9315x/xL version Keyboard Information . Rev. 1. HT9315 Series October 1, 2002 ...
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... HFO high on/off hook operation or by another HDI input. Refer to the functional description for the hold-line func- tion. Rev. 1.20 Description (hand-free/hold-line control input), other functions are all disabled. receive the key input. 3 HT9315 Series October 1, 2002 ...
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... Note: These are stress ratings only. Stresses exceeding the range specified under ²Absolute Maximum Ratings² may cause substantial damage to the device. Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil- ity. Rev. 1.20 HT9315 Series Description -0 Input Voltage .............................. V SS Operating Temperature ..........................-20° ...
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... V =2V OH 2.5V V =0. ¾ Control key ¾ ¾ Digit key ¾ ¾ One-key redialing ¾ ¾ ¾ ¾ ¾ One-key redialing ¾ Crystal=3.5795MHz 3.5759 3.5795 5 HT9315 Series =3.5795MHz, Ta=25°C Max. Unit ¾ 5 ¾ 5 0.1 0.2 ¾ 0. ¾ ...
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... DD =0.5V 0.1 DTMF 0.12 0.155 Row group, R =5kW ¾ -30 =5kW L ¾ Auto-redial 82.5 ¾ Auto-redial 85 ... HT9315 Series =3.5795MHz, Ta=25°C OSC Typ. Max. Unit ¾ ¾ mA ¾ 0.6 mA ¾ 10 pps ¾ 20 ¾ % ¾ ¾ ms ¾ ¾ 800 ms ¾ 500 ¾ ms ¾ ...
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... In addition, the keyboard ma- trix provides resistor option for different dialing specifi- cation selections. The keyboard arrangement for each of the HT9315 series are shown in the Keyboard Infor- mation. Tone frequency Output Frequency (Hz) ...
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... DOUT from MSB to LSB. The data of DOUT is valid at the falling edge of the CLOCK pin. The following table lists the BCD codes corresponding to the keyboard input. Key-In BCD Code 1 0001 0010 3 0011 4 0100 5 0101 6 0110 7 0111 8 HT9315 Series Key-In BCD Code 8 1000 9 1001 0 1010 */T 1101 # 1100 F 1011 P ...
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... The dialing output of the chip is disabled if the first input key after on-off-hook is the locked number when the lock function is enabled. The lock function selection is listed below. This function is implemented on the HT9315xL. The HT9315x does not support this function ...
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... Keyboard operation The following operations are described under an on/off- hook or on-hook condition with the hand-free active condition. · - · - Rev. 1.20 HT9315 Series - - 10 October 1, 2002 ...
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... Rev. 1.20 HT9315 Series - - 11 October 1, 2002 ...
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... Rev. 1.20 HT9315 Series - - 12 October 1, 2002 ...
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... Rev. 1.20 HT9315 Series - 13 October 1, 2002 ...
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... Rev. 1.20 HT9315 Series 14 October 1, 2002 ...
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... Timing Diagrams Pulse mode · Tone mode Rev. 1.20 HT9315 Series 15 October 1, 2002 ...
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... Dialing with pause key · Pulse mode · Tone mode Rev. 1.20 HT9315 Series 16 October 1, 2002 ...
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... Flash key operation Pulse®Tone operation Rev. 1.20 HT9315 Series 17 October 1, 2002 ...
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... One-key redial operation CLOCK & DOUT operation Rev. 1.20 HT9315 Series 18 October 1, 2002 ...
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... Application Circuits Application circuit 1 Rev. 1.20 HT9315 Series 19 October 1, 2002 ...
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... Application circuit 2 Rev. 1.20 HT9315 Series 20 October 1, 2002 ...
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... Application circuit 3 Rev. 1.20 HT9315 Series 21 October 1, 2002 ...
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... Application circuit 4 Rev. 1.20 HT9315 Series 22 October 1, 2002 ...
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... DIP (300mil) outline dimensions Symbol Min. A 895 B 240 C 125 D 125 ¾ 295 I 335 a 0° Rev. 1.20 HT9315 Series a Dimensions in mil Nom. Max. ¾ 915 ¾ 260 ¾ 135 ¾ 145 ¾ 20 ¾ 70 ¾ 100 ¾ 315 ¾ 375 ¾ ...
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... DIP (300mil) outline dimensions Symbol Min. A 1020 B 240 C 125 D 125 ¾ 295 I 335 a 0° Rev. 1.20 HT9315 Series a Dimensions in mil Nom. Max. ¾ 1045 ¾ 260 ¾ 135 ¾ 145 ¾ 20 ¾ 70 ¾ 100 ¾ 315 ¾ 375 ¾ ...
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... SKDIP (300mil) outline dimensions Symbol Min. A 1085 B 253 C 125 D 125 ¾ 295 I 330 a 0° Rev. 1.20 HT9315 Series a Dimensions in mil Nom. Max. ¾ 1105 ¾ 263 ¾ 135 ¾ 145 ¾ 20 ¾ 70 ¾ 100 ¾ 315 ¾ 375 ¾ ...
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... SKDIP (300mil) outline dimensions Symbol Min. A 1235 B 255 C 125 D 125 ¾ 295 I 345 a 0° Rev. 1.20 HT9315 Series a Dimensions in mil Nom. Max. ¾ 1265 ¾ 265 ¾ 135 ¾ 145 ¾ 20 ¾ 70 ¾ 100 ¾ 315 ¾ 360 ¾ ...
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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. 1.20 HT9315 Series 27 October 1, 2002 ...