YTD427 Просмотр технического описания (PDF) - Unspecified

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YTD427

ISDN DSU Analog Front End

Unspecified 

5.3. DC CHARACTERISTICS

15

5.3 DC Characteristics

(DVDD=AVDD=4.75〜5.25V, DVSS=AVSS=0.0V, Ta=25 ℃)

Parameters Symbol Condition Min. Typ. Max. Units

High-Level Input

VIHC (Note1) 0.7DVDD

DVDD V

Voltage (CMOS)

Low-Level Input

VILC (Note1)

0.0

0.3DVDD V

Voltage (CMOS)

Input Leak

ILIC (Note1)

610 A

Current (CMOS)

(Note2)

High-Level

VIHT (Note3)

2.0

Input Voltage (TTL)

DVDD V

Low-Level Input

VILT (Note3)

0.0

0.8 V

Voltage (TTL)

Input Leak

ILIT (Note3)

610 A

Current (TTL)

(Note4)

High-Level Output VOHT (Note3) 4.4

V

Voltage (TTL)

(Note5)

Low-Level Output VOLT (Note3)

0.4 V

Voltage (TTL)

(Note6)

Supply Current

IDD1 (Note7)

14.4 24.9 mA

(Normal)

Supply Current

IDD4 (Note7)

4.4 7.6 mA

(at reset)

(Note8)

Power Consumption Ptot1 (Note7)

(Normal)

72 131 mW

Power Consumption Ptot4 (Note7)

22 40 mW

(at reset)

(Note8)

Note1 With respect to ADCK, TEST4, TEST2 to TEST0, RSTN, FTHN, NC4 to NC1 pins.

Note2 VIC=DVSS - DVDD

Note3 With respect to A1, A0, RWN, STRBN, D15 to D0, TEST3, TEST5, TEST6 pins.

Note4 VIT=DVSS - DVDD

Note5 IOH=04mA

Note6 IOL=12mA

Note7 Neither external circuit nor parts

Note8 ADCK pin xed to DVSS

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