40193.yaml

---
description: "4-bit up/down binary counter"
package:     DIP
pincount:    16
family:      "4000"
datasheet:   "http://www.standardics.nxp.com/products/hef/datasheet/hef40193b.pdf"
pins:
  - num:  1
    sym:  D1
    desc: parallel data input
  - num:  2
    sym:  Q1
    desc: count output
  - num:  3
    sym:  Q0
    desc: count output
  - num:  4
    sym:  CPD
    desc: count-down clock input (low-to-high edge-triggered)
  - num:  5
    sym:  CPU
    desc: count-up clock input (low-to-high edge-triggered)
  - num:  6
    sym:  Q2
    desc: count output
  - num:  7
    sym:  Q3
    desc: count output
  - num:  8
    sym:  GND
    desc: ground
  - num:  9
    sym:  D3
    desc: parallel data input
  - num:  10
    sym:  D2
    desc: parallel data input
  - num:  11
    sym:  ~PL
    desc: parallel load (active low)
  - num:  12
    sym:  ~TCU
    desc: terminal count-up (carry; active low)
  - num:  13
    sym:  ~TCD
    desc: terminal count-down (borrow; active low)
  - num:  14
    sym:  MR
    desc: master reset
  - num:  15
    sym:  D0
    desc: parallel data input
  - num:  16
    sym:  Vcc
    desc: supply voltage
notes:
  - ~TCU goes low when the count is 15.
  - ~TCD goes low when the count is 0.
...