89H32H8G2ZCBL datasheet(21/41 Pages) RENESAS

Part #	89H32H8G2ZCBL

Description	32-Lane 8-Port PCIe® Gen2 System Interconnect Switch

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Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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November 28, 2011

IDT 89HPES32H8G2 Data Sheet

Serial Link

(cont.)

PCIe Receive

VRX-DIFFp-p

Differential input voltage (peak-to-

peak)

175

1200

120

1200

mV

RLRX-DIFF

Receiver Differential Return Loss

10

dB

0.05 - 1.25GHz

8

1.25 - 2.5GHz

RLRX-CM

Receiver Common Mode Return

Loss

66

dB

ZRX-DIFF-DC

Differential input impedance (DC)

80

100

120

Refer to return loss spec

Ω

ZRX--DC

DC common mode impedance

40

50

60

40

60

Ω

ZRX-COMM-DC

Powered down input common

mode impedance (DC)

200k

350k

50k

Ω

ZRX-HIGH-IMP-DC-

POS

DC input CM input impedance for

V>0 during reset or power down

50k

Ω

ZRX-HIGH-IMP-DC-

NEG

DC input CM input impedance for

V<0 during reset or power down

1.0k

Ω

VRX-IDLE-DET-

DIFFp-p

Electrical idle detect threshold

65

175

65

175

mV

VRX-CM-ACp

Receiver AC common-mode peak

voltage

150

mV

VRX-CM-ACp

PCIe REFCLK

CIN

Input Capacitance

1.5

—

1.5

—

pF

Other I/Os

LOW Drive

Output

IOL

—2.5

—

2.5

—

mA

VOL = 0.4v

IOH

—-5.5

—

—-5.5

—

mA

VOH = 1.5V

High Drive

Output

IOL

—

12.0

—

12.0

—

mA

VOL = 0.4v

IOH

—

-20.0

—

-20.0

—

mA

VOH = 1.5V

Schmitt Trig-

ger Input

(STI)

VIL

-0.3

—

0.8

-0.3

—

0.8

V

—

VIH

2.0

—

VDDI/O +

0.5

2.0

—

VDDI/O +

0.5

V—

Input

VIL

-0.3

—

0.8

-0.3

—

0.8

V

—

VIH

2.0

—

VDDI/O +

0.5

2.0

—

VDDI/O +

0.5

V—

Capacitance

CIN

—

8.5

—

8.5

pF

—

Leakage

Inputs

—

+ 10

—

+ 10

μAV

DDI/O (max)

I/O

LEAK W

/O

Pull-ups/downs

——

+ 10

—

+ 10

μAV

DDI/O (max)

I/O

LEAK WITH

Pull-ups/downs

——

+ 80

—

+ 80

μAVDDI/O (max)

1. Minimum, Typical, and Maximum values meet the requirements under PCI Specification 2.0.

I/O Type Parameter

Description

Gen1

Gen2

Unit

Condi-

tions

Min1

Typ1 Max1 Min1

Typ1

Max1

Table 18 DC Electrical Characteristics (Part 2 of 2)

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