Hacking CulT - Research / Sega's SVP Chip / Electrical characteristics

Research / Sega's SVP Chip / Electrical characteristics

Absolute Maximum Ratings

Characteristics	Symbol	Value	Unit
V_DD to V_SS	V_DD	0.7	V
Input voltage	V_I	V_DD + 0.5 to - 0.5	V
Output voltage	V_O	V_DD + 0.5 to - 0.5	V
Storage temperature	T_STG	-65 to +150	^oC
Lead temperature (soldering)	T_L	Less than 300	^oC

DC Characteristics

Characteristics	Symbol	Condition	Min	Typ	Max	Unit
Operating current	I_DD	CK = 25 MHz		40		mA
Input voltage high	V_IH		0.9V_DD			V
Input voltage low	V_IL				0.1V_DD	V
Input leakage current	I_I			1		µA
Output voltage high	V_OH	I_OH = -100 µA	V_DD=0.2			V
Output voltage low	V_OL	I_OL = 0.5 mA			0.5	V
Output current in high impedance stage	I_OZ				5	µA

AC Characteristics

AC Characteristics	Symbol	Min	Typ	Max	Unit
Clock cycle time	T_CY	1000	40		ns
Clock pulse width	P_WW	16
EA, R/WB delay from CK1	E_AD		8
EXT pre-charge delay from CK1	T_1P		10
EXT floating delay from CK1	T_1F		10
EXT data output delay from CK1	T_RD		14
EXT data output hold from CK1	T_XH	6
EXT data input setup time	T_XRS	4
EXT data input hold time	T_XRH	6
ESB delay time	T_EWRD		6
PA delay from CK1	T_PAD		6
PD input setup time	T_PDS		4
PD input hold time	T_PDH	6
SS setup time	T_CTLS	2.5
SS hold time	T_CTLH	6

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