Cypress CY8C20x36, CY8C20x46, CY8C20396, CY8C20x66 manual DC General Purpose IO Specifications

CY8C20x36/46/66, CY8C20396

DC General Purpose IO Specifications

The following tables list guaranteed maximum and minimum specifications for the voltage and temperature ranges: 3.0V to 5.5V and –40°C ≤ TA ≤ 85°C, 2.4V to 3.0V and –40°C ≤ TA ≤ 85°C, or 1.71V to 2.4V and –40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and are for design guidance only.

Table 15. 3.0V to 5.5V DC GPIO Specifications

Symbol	Description	Conditions	Min	Typ	Max	Units
RPU	Pull up Resistor		4	5.6	8	kΩ
VOH1	High Output Voltage	IOH < 10 μA, maximum of 10 mA source	Vdd - 0.2	–	–	V
	Port 2 or 3 Pins	current in all IOs
VOH2	High Output Voltage	IOH = 1 mA, maximum of 20 mA source	Vdd - 0.9	–	–	V
	Port 2 or 3 Pins	current in all IOs
VOH3	High Output Voltage	IOH < 10 μA, maximum of 10 mA source	Vdd - 0.2	–	–	V
	Port 0 or 1 Pins with LDO Regulator	current in all IOs
	Disabled for Port 1
VOH4	High Output Voltage	IOH = 5 mA, maximum of 20 mA source	Vdd - 0.9	–	–	V
	Port 0 or 1 Pins with LDO Regulator	current in all IOs
	Disabled for Port 1
VOH5	High Output Voltage	IOH < 10 μA, Vdd > 3.1V, maximum of	2.85	3.00	3.3	V
	Port 1 Pins with LDO Regulator	4 IOs all sourcing 5 mA
	Enabled for 3V Out
VOH6	High Output Voltage	IOH = 5 mA, Vdd > 3.1V, maximum of	2.20	–	–	V
	Port 1 Pins with LDO Regulator	20 mA source current in all IOs
	Enabled for 3V Out
VOH7	High Output Voltage	IOH < 10 μA, Vdd > 2.7V, maximum of	2.35	2.50	2.75	V
	Port 1 Pins with LDO Enabled for 2.5V	20 mA source current in all IOs
	Out
VOH8	High Output Voltage	IOH = 2 mA, Vdd > 2.7V, maximum of	1.90	–	–	V
	Port 1 Pins with LDO Enabled for 2.5V	20 mA source current in all IOs
	Out
VOH9	High Output Voltage	IOH < 10 μA, Vdd > 2.7V, maximum of	1.60	1.80	2.1	V
	Port 1 Pins with LDO Enabled for 1.8V	20 mA source current in all IOs
	Out
VOH10	High Output Voltage	IOH = 1 mA, Vdd > 2.7V, maximum of	1.20	–	–	V
	Port 1 Pins with LDO Enabled for 1.8V	20 mA source current in all IOs
	Out
VOL	Low Output Voltage	IOL = 25 mA, Vdd > 3.3V, maximum of	–	–	0.75	V
		60 mA sink current on even port pins (for
		example, P0[2] and P1[4]) and 60 mA sink
		current on odd port pins (for example, P0[3]
		and P1[5])
VIL	Input Low Voltage		–	–	0.80	V
VIH	Input High Voltage		2.00	–		V
VH	Input Hysteresis Voltage		–	80	–	mV
IIL	Input Leakage (Absolute Value)		–	0.001	1	μA
CPIN	Pin Capacitance	Package and pin dependent	0.5	1.7	5	pF
		Temp = 25°C

Document Number: 001-12696 Rev. *D Page 18 of 34

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