ICL71X6

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ICL7106 Harris (Intersil). Maxim ICL7106 130, ICL7136 131. [1] ICL7126 - 7106. ICL7136 Harris - 7106 ICL7126.

5725 "" (. ); 11755 "". 7106 "Hold" - 5728 ( ICL7116), 57210 ( "" "") [1].

( DIP-40) , , ( , , , ). Maxim ( ICL7136 Harris) (. [11]) - , (overrange recovery); 130/131 (rollover error) - . 130/131/138 (), , (Bandgap) [9]. . 13 4,5....14 . 138 , .

. -. [1] . 222-224 .

(ICL7107 ), , , . ICL7107 "" +5 . , , :
  • 1,5 ;
  • ().
ICL7107 (5722) 5 , - GND ( 21). , .

ICL7106 6,8 , . , ICL7106 ICL7107, , , - , - ICL7106 . RC-, , .

, , 3 . , , ICL7106 .

, 200 (. . 1 [12] - ). . ( ) . , .

20 . .

   ICL71X6
( )

.

U min , (...).

Uref (.) - 1 32 (COMMON) Ucr min (.), . . . 105 .

U min (., .) - , .

R min - R = R9, (U min) . : R min , 20...30 %, . 32,768 , = 6 = 0,22 5 %.

"" . ( ) .

+UBX +Uref ( R8 R5). - . , 1000U/U- , 1000. , 1000 999.

32,768 . ( 39 40 ) . - 9 . . , RC--, 39 40 . Rgen ( . 1 [12] R2 - 30 ) , [7, 8] - 100 ICL7106 180 ICL7136. , , RC- ( ) . RC- .

RC- . 5725 4,2 : 3,3...3,5 , 4 . 130 RC- 3,2...3,5 2...2,3 . RC- ICL7136 1,5.. 1,8 (Fgen= 2.5...3 )!

, , 4...9,5 , .

, 50 , (Fgen) , (4000 ) (20 ) [2]. , Fgen= 1/ = 200/, , . . 200, 100, 67 . . 32,768 , : 200/6 = 33,333 .

[7, 11] 11_71 . ; : - , 0,1 %, - 0,01 0,001 %.

73-17 (0,22 63 , 12x10x6 ) . ( -) 73-17, - 73-30 ( 73-30, 73-39, 73-24 , 73-17), 2 -73-17.

REF1004-1.2 (Burr-Broun/TI) SOIC-8. - 1,235 , - 10 . LM285/LM385Z-1.2 (NSC, LT, Motorola, Telcom) -92 1,235 10 , LM4041-1.2 1580 (50 , 1,225 ) [13].

- 117142 -92 [14]. +U min , . . - ( ) CMOS push-pull () . ( SOT-23): 120, 809(), 809, TC54VN, 12 (Microchip), ADM809(L,M) (ADI), C34 (Motorola), 809 (MAXIM) .

, , , - , 2 (. . 1 [12]). 1 37 (TEST) 1 ICL7136 1,5 . , . . "" , , , .

, ICL71x6 5...6 , , , .

  1. : - . . 1. - .: , 1996.
  2. . 5725. - , 1998, 8, . 62-65.
  3. . RCL. - , 1996, 3, . 38-41; 7, . 62; 1997, 7, . 32.
  4. . . - , 1996, 10, . 40; 1997, 4, . 56; 1998, 1,. 50.
  5. . - 2000. - .: , 2000.
  6. . - , 2001, 2, . 26.
  7. Harris Semiconductor. ICL7106, ICL7107 - 3,5 Digit LCD/LED Display A/D Converter. File Number 3082. Harris Corporation, 1993.
  8. Harris Semiconductor. ICL7136, ICL7137 - 3,5 Digit LCD/LED Low Power Display A/D Converter with Overrage Recovery. File Number 3086. Harris Corporation, 1993.
  9. MAX130/MAX131 - 3.5 Digit A/D Converters with Bandgap Reference. - Maxim CD Full-Line Data Catalog. 2000 Edition, Version 4.0 \ products\pdf1\1288.pdf.
  10. MAX138/MAX139/MAX14031/2-DigitADC with Reference, Charge-Pump and Direct LED Drivers - Maxim CD Full-Line Data Catalog. 2000 Edition, Version 4.0 \ products\pdfl\1292.pdf
  11. ICL7129A / MAX7129-4.5 Digit Single-Chip A/D Converter with LCD Driver. - Maxim CD Full-Line Data Catalog. 2000 Edition, Version 4.0\products\pdf 1\1495.pdf.
  12. . - . - , 2002, 11, . 24-26.
  13. Analog Devices Designers' Reference Manual CD 2001 Edition, Rev. E1 - Bnalog.com.
  14. : . - .: , 1998.
: ., .

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