74123.yaml

---
description:  "Dual retriggerable monostable multivibrator with reset"
package:      DIP
pincount:     16
family:       "7400"
datasheet:    "http://www.standardics.nxp.com/products/hc/datasheet/74hc123.74hct123.pdf"
pins:
  - num:  1
    sym:  1~A
    desc: negative-edge triggered input 1
  - num:  2
    sym:  1B
    desc: positive-edge triggered input 1
  - num:  3
    sym:  1~R~D
    desc: direct reset (active low) and positive-edge triggered input 1
  - num:  4
    sym:  1~Q
    desc: active low output 1
  - num:  5
    sym:  2Q
    desc: active high output 2
  - num:  6
    sym:  2CEXT
    desc: external capacitor connection 2
  - num:  7
    sym:  2REXT/CEXT
    desc: external resistor and capacitor connection 2
  - num:  8
    sym:  GND
    desc: ground
  - num:  9
    sym:  2~A
    desc: negative-edge triggered input 2
  - num:  10
    sym:  2B
    desc: positive-edge triggered input 2
  - num:  11
    sym:  2~R~D
    desc: direct reset (active low) and positive-edge triggered input 2
  - num:  12
    sym:  2~Q
    desc: active low output 2
  - num:  13
    sym:  1Q
    desc: active high output 1
  - num:  14
    sym:  1CEXT
    desc: external capacitor connection 1
  - num:  15
    sym:  1REXT/CEXT
    desc: external resistor and capacitor connection 1
  - num:  16
    sym:  Vcc
    desc: supply voltage
specs:
  - param:  Propagation delay, n~R~D, n~A, nB to nQ or n~Q
    val:    [26 (74HC/HCT)]
    unit:   ns
  - param:  Propagation delay, n~R~D to nQ or n~Q
    val:    [20 (74HC), 23 (74HCT)]
    unit:   ns
  - param:  Output transition time
    val:    [7 (74HC/HCT)]
    unit:   ns
  - param:  Retrigger time n~A, nB
    val:    [110 (74HC/HCT)]
    unit:   ns
  - param:  External timing resistor
    val:    [2 (min), 1000 (max)]
    unit:   kΩ
...