Logic selection guide 2016

PARITY GENERATORS/CHECKERS
Features and benefits
4 Simple control interface
4 Power-on reset
4 Dual devices with separate reset inputs
4 Negative or positive edge triggered
4 Low-power CMOS
Applications
4 Error detection
Parity generators-checkers
Type number Description V CC
(V)
Logic
switching
levels
Output
drive
capability
(mA)
t pd
(ns)
Output
Load
C L (Typ)
T amb
(°C)
74HC280 9-bit odd/even parity generator/checker 2.0 to 6.0 CMOS ±5.2 17 50 pF -40 to +125
74HCT280 9-bit odd/even parity generator/checker; TTL-enabled 4.5 to 5.5 TTL ±4 18 50 pF -40 to +125
PHASE-LOCKED LOOPS
Features and benefits
4 Phase comparator, loop filter, and VCO
4 Wide range of supply voltages
4 Maximum frequency to 17 MHz (typ)
4 Low power consumption
4 Excellent VCO frequency linearity
4 Choice of phase comparators
4 User configurable
Applications
4 FM modulation and demodulation
4 Frequency synthesis and multiplication
4 Clock recovery
4 Data synchronization and conditioning
4 Voltage-to-frequency conversion
4 Motor-speed control interface
Phase-locked loops
Type number Description V CC
(V)
Logic
switching
levels
Output
drive
capability
(mA)
t pd
(ns)
Output
Load
C L (Typ)
74HC4046 Phase-locked loop with VCO 3.0 to 6.0 CMOS ±5.2 18 50 pF 21
74HCT4046 Phase-locked loop with VCO; TTL-enabled 4.5 to 5.5 TTL ±4 23 50 pF 19
74HC7046 Phase-locked loop with lock detector 3.0 to 6.0 CMOS ±5.2 17 50 pF 19
74HCT7046 Phase-locked loop with lock detector; TTL-enabled 4.5 to 5.5 TTL ±4 21 50 pF 19
74HCT9046
Phase-locked loop with bandgap controlled VCO;
TTL-enabled
T amb
(°C)
4.5 to 5.5 TTL ±4 23 50 pF 19
HEF4046 Phase-locked loop with VCO 4.5 to 15.5 CMOS ±2.4 50 pF 2.7
Printer interfaces
Type number Description V CC
(V)
Logic
switching
levels
Output
drive
capability
(mA)
t pd
(ns)
Output
Load
C L (Typ)
T amb
(°C)
PDI1284P11 Parallel interface transceiver/buffer 3.0 to 3.6 LVTTL - 14 / 14 13.9 50 pF 0 to +70
Note: Selected package types only. Complete package listings are in the previous section and online at www.nxp.com/logic.
NXP Logic selection guide 2016
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