Cypress CY8C24094 Computer Hardware User Manual


 
CY8C24094, CY8C24794
CY8C24894, CY8C24994
Document Number: 38-12018 Rev. *M Page 22 of 47
10.3 DC Electrical Characteristics
10.3.1 DC Chip Level Specifications
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C T
A
85°C, or 3.0V to 3.6V and -40°C T
A
85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
are for design guidance only.
10.3.2 DC General Purpose I/O Specifications
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C T
A
85°C, or 3.0V to 3.6V and -40°C T
A
85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
are for design guidance only.
Table 10-4. DC Chip-Level Specifications
Symbol Description Min Typ Max Units Notes
Vdd Supply Voltage 3.0 5.25 V See DC POR and LVD specifications,
Table 10-14 on page 28.
I
DD5
Supply Current, IMO = 24 MHz (5V) 14 27 mA Conditions are Vdd = 5.0V, T
A
= 25
o
C,
CPU = 3 MHz, SYSCLK doubler
disabled, VC1 = 1.5 MHz, VC2 = 93.75
kHz, VC3 = 93.75 kHz, analog power =
off.
I
DD3
Supply Current, IMO = 24 MHz (3.3V) 8 14 mA Conditions are Vdd = 3.3V, T
A
= 25
o
C,
CPU = 3 MHz, SYSCLK doubler
disabled, VC1 = 1.5 MHz, VC2 = 93.75
kHz, VC3 = 0.367 kHz, analog power =
off.
I
SB
Sleep (Mode) Current with POR, LVD, Sleep
Timer, and WDT.
[3]
3 6.5 μA Conditions are with internal slow speed
oscillator, Vdd = 3.3V, -40
o
C T
A
55
o
C, analog power = off.
I
SBH
Sleep (Mode) Current with POR, LVD, Sleep
Timer, and WDT at high temperature.
[3]
4 25 μA Conditions are with internal slow speed
oscillator, Vdd = 3.3V, 55
o
C < T
A
85
o
C, analog power = off.
Table 10-5. DC GPI/O Specifications
Symbol Description Min Typ Max Units Notes
R
PU
Pull-Up Resistor 4 5.6 8 kΩ
R
PD
Pull-Down Resistor 4 5.6 8 kΩ
V
OH
High Output Level Vdd -
1.0
V I/OH = 10 mA, Vdd = 4.75 to 5.25V (8
total loads, 4 on even port pins (for
example, P0[2], P1[4]), 4 on odd port
pins (for example, P0[3], P1[5])). 80
mA maximum combined I/OH budget.
V
OL
Low Output Level 0.75 V I/OL = 25 mA, Vdd = 4.75 to 5.25V (8
total loads, 4 on even port pins (for
example, P0[2], P1[4]), 4 on odd port
pins (for example, P0[3], P1[5])). 200
mA maximum combined I/OL budget.
V
IL
Input Low Level 0.8 V Vdd = 3.0 to 5.25.
V
IH
Input High Level 2.1 V Vdd = 3.0 to 5.25.
V
H
Input Hysterisis 60 mV
I
IL
Input Leakage (Absolute Value) 1 nA Gross tested to 1 μA.
C
IN
Capacitive Load on Pins as Input 3.5 10 pF Package and pin dependent.
Temp = 25
o
C.
C
OUT
Capacitive Load on Pins as Output 3.5 10 pF Package and pin dependent.
Temp = 25
o
C.
Note
3. Standby current includes all functions (POR, LVD, WDT, Sleep Time) needed for reliable system operation. This should be compared with devices that have similar
functions enabled.
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