Cirrus-logic CS4234 Manual do Utilizador descarregar pdf (Página 17)

DS899F1 17

CS4234

DIGITAL I/O CHARACTERISTICS

Parameters Symbol Min Typ Max Units

High-Level Input Voltage (all input pins except

RST)(% of VL)

(VL=1.8V)

V

IH

75% - - V

High-Level Input Voltage (all input pins except

RST)(% of VL)

(VL=2.5V, 3.3V, or 5V)

V

IH

70% - - V

Low-Level Input Voltage (all input pins except

RST)(% of VL)V

IL

--30%V

High-Level Input Voltage (

RST pin) V

IH

1.2 - - V

Low-Level Input Voltage (

RST pin) V

IL

--0.3V

High-Level Output Voltage at I

o

=2mA (% of VL) V

OH

80% - - V

Low-Level Output Voltage at I

o

=2mA (% of VL) V

OL

--20%V

Input Leakage Current I

in

--±10A

Input Capacitance - 8 - pF

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 78 79

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