SCLS244 Data sheet

SCLS244K October 1995 – July 2024 SN54AHC574 , SN74AHC574

PRODUCTION DATA

Refer to the PDF data sheet for device specific package drawings

5.8 Switching Characteristics, V_CC = 3.3 V ± 0.3 V

over recommended operating free-air temperature range (unless otherwise noted) (see Load Circuit and Voltage Waveforms)

PARAMETER	FROM (INPUT)	TO (OUTPUT)	LOAD CAPACITANCE	T_A = 25°C			SN54AHC574		SN74AHC574				UNIT
				T_A = 25°C			–40°C to 85°C		–40°C to 85°C		–40°C to 125°C
				MIN	TYP	MAX	MIN	MAX	MIN	MAX	MIN	MAX
f_MAX			C_L = 15 pF	80⁽¹⁾	125⁽¹⁾		65⁽¹⁾		65		65		MHz
f_MAX			C_L = 50 pF	50	75		45		45		45		MHz
t_PLH	CLK	Q	C_L = 15 pF		8.5⁽¹⁾	13.2⁽¹⁾	1⁽¹⁾	15.5⁽¹⁾	1	15.5	1	17	ns
t_PHL	CLK	Q	C_L = 15 pF		8.5⁽¹⁾	13.2⁽¹⁾	1⁽¹⁾	15.5⁽¹⁾	1	15.5	1	17	ns
t_PZH	OE	Q	C_L = 15 pF		8.2⁽¹⁾	12.8⁽¹⁾	1⁽¹⁾	15⁽¹⁾	1	15	1	16	ns
t_PZL	OE	Q	C_L = 15 pF		8.2⁽¹⁾	12.8⁽¹⁾	1⁽¹⁾	15⁽¹⁾	1	15	1	16	ns
t_PHZ	OE	Q	C_L = 15 pF		8.5⁽¹⁾	13⁽¹⁾	1⁽¹⁾	15⁽¹⁾	1	15	1	16	ns
t_PLZ	OE	Q	C_L = 15 pF		8.5⁽¹⁾	13⁽¹⁾	1⁽¹⁾	15⁽¹⁾	1	15	1	16	ns
t_PLH	CLK	Q	C_L = 50 pF		11	16.7	1	19	1	19	1	20.5	ns
t_PHL	CLK	Q	C_L = 50 pF		11	16.7	1	19	1	19	1	20.5	ns
t_PZH	OE	Q	C_L = 50 pF		10.7	16.3	1	18.5	1	18.5	1	19.5	ns
t_PZL	OE	Q	C_L = 50 pF		10.7	16.3	1	18.5	1	18.5	1	19.5	ns
t_PHZ	OE	Q	C_L = 50 pF		11	15	1	17	1	17	1	18	ns
t_PLZ	OE	Q	C_L = 50 pF		11	15	1	17	1	17	1	18	ns
t_sk(o)			C_L = 50 pF			1.5⁽²⁾						1.5	ns

(1) On products compliant to MIL-PRF-38535, this parameter is not production tested.

(2) On products compliant to MIL-PRF-38535, this parameter does not apply.