ASM4SSTVF16859 datasheet(8/16 Pages) ALSC

8 / 16 page

August 2004

ASM4SSTVF16859

rev 2.0

DDR 13-Bit to 26-Bit Registered Buffer

7 of 16

DC Electrical Characteristics - DDRI - 400 (PC3200)

TA = 0°C to 70°C, VDD = 2.6 ± 0.2V, and VDDQ = 2.6 ± 0.2V (unless otherwise stated)

Guaranteed by design. Not 100% production tested.

Symbol

Parameters

Test conditions

VDD

Min

Typ

Max

Units

VIK

II = -18 mA

2.5 V

-1.2

VOH

IOH = -100 A

2.5 V to 2.7 V

VDD - 0.2

IOH = -8 mA

2.5 V

1.95

VOL

IOL = 100 A

2.5 V to 2.7 V

0.2

IOL = 8 mA

2.5 V

0.35

All inputs

VI = VDD or GND

2.7 V

± 5

A

IDD

Standby

(static)

RESETB = GND

2.7 V

0.01

A

Operating

(static)

VI = VIH(AC) or VIL(AC),

RESETB = VDD

2.7 V

IDDD

Dynamic

operating

(clock only)

RESETB = VDD, VI = VIH(AC) or

VIL(AC), CLK and CLKB switching

50% duty cycle

2.7 V

A/clock

MHz

Dynamic

operating (per

each data

input)

RESETB = VDD, VI = VIH(AC) or

VIL(AC), CLK and CLKB = switching

50% duty cycle; One data input

switching at half clock frequency,

50% duty cycle

IO = 0

2.7 V

/clock

MHz/data

input

rOH

Output high

IOH = -16 mA

2.5 V to 2.7 V

rOL

Output low

IOL = 16 mA

2.5 V to 2.7 V

rO(D)

|rOH - rOL| each

separate bit

IO = 20 mA, TA = 25 C

2.6 V

Data inputs

2.6 V

2.5

3.5

CLK and CLKB

VI = VREF ± 310 mV, VICR = 1.25 V,

VI(PP) = 360 mV

2.6 V

2.5

3.5

RESETB

VI = VDD or GND

2.6V

2.5

3.5

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