Aztech 计数器

Texas Instruments SN74HC4040PWLOGIC, Counter Async Binary, 16TSSOP

740ns, 300ns, 200ns 10 1 6 1 3V 20V Binary Counter 4000B DIP-16 20mm*7.1mm*5.1mm

CMOS 8-Stage Presettable 2-Decade BCD Synchronous Down Counter 16-SOP -55 to 125

TEXAS INSTRUMENTS CD40103BPW Binary Synchronous Down Counter, 4.8 MHz, 3 V to 18 V, TSSOP-16

Counter, Binary Ripple, 74HC, 107 MHz, Max Count 15, 2 V to 6 V, 14 Pins, SSOP

Counter, Presettable Binary, Synchronous, 74HC, 55 MHz, Max Count 15, 2 V to 6 V, 16 Pins, SSOP

Counter, Decade, Johnson, 74HCT, 67 MHz, Max Count 9, 4.5 V to 5.5 V, 16 Pins, SOIC

Counter, Binary Ripple, 74HCT, 79 MHz, Max Count 4095, 4.5 V to 5.5 V, 16 Pins, TSSOP

Synchronous 4-Bit Up/Down Binary Counters With 3-State Outputs 20-CDIP -55 to 125

54HC161 SYNCHRONOUS 4-BIT BINARY / Counter IC Binary Counter 1 Element 4 Bit Positive Edge 16-CDIP