MITSUBISHI OPTICAL DEVICES

MF-10KSXA-008ZA/009ZA

10Gbps 1550nm XFP Optical Transceiver

Changes for the Better

UQ9-07-006 (9/16)

Mitsubishi Electric Corp.

Datasheet

5.4 Low Speed Electrical Interface

XFP Module low speed electrical interface specification is shown in Table 5.4.1.

Table 5.4.1 Low Speed Electrical Interface

Tc : -5 to +70degC

Parameter

Symbol

Min.

Max.

Unit

Note

2.0

VDD3+0.3

V

VDD3 as same as Pull-up Vcc

LVTTL-I

(Tx_Dis, P_Down/RST)

-0.3

0.8

V

VDD3-0.5

VDD3+0.3

V

VDD3 as same as Pull-up Vcc

LVTTL-O

(Interrupt, Mod_Nr,

Rx_Los)

0.0

0.4

V

VDD3*0.7

VDD3+0.5

V

VDD3 as same as Pull-up Vcc

LVTTL-I

(SCL, SDA)

-0.3

VDD3*0.3

V

VDD3 as same as Pull-up Vcc

VDD3-0.5

VDD3+0.3

V

VDD3 as same as Pull-up Vcc

LVTTL-O

(SCL, SDA)

0.0

0.4

V

Leakage Current

-10

10

uA

Capacitance for XFP SCL

and SDA I/O Pin

14

pF

100

pF

At 400kHz, 3.0kohm Rp, max

At 100kHz, 8.0kohm Rp, max

Total bus capacitance load

for SCL and for SDA

400

pF

At 400kHz, 0.80kohm Rp, max

At 100kHz, 2.0kohm Rp, max

Fig. 5.4.1 An Example Open Drain Type Connection for I2C

SDA or SCL line

XFP

Host

Host_Vcc

Rp