XPIO110GXS Datasheet, PDF (17/23 Pages) Lattice Semiconductor – Fully Integrated 10Gbps Serializer/Deserializer Device

Lattice Semiconductor
XPIO 110GXS Data Sheet
Electrical Characteristics (Continued)
Low Speed Input/Output Specifications
Over Recommended Operating Conditions
Symbol
Parameter
Test Conditions
AC Characteristics
t_R
t_F
t_CQB
LVDS output rise times
LVDS output fall times
LVDS output data invalid prior to LVDS out-
put clock
See Figure 12.
See Figure 12.
See Figure 15.
t_CQA
LVDS output data invalid after LVDS
output clock
See Figure 15.
f_CLKOUT
LVDS output clock frequency, OC192 rate
(CK622OUT_P/N, RX_CK_LV_P/N)
t_DCCLK
LVDS output clock frequency duty cycle
(CK622OUT_P/N, RX_CK_LV_P/N)
t_CKH/t_CKP
See Figure 13.
t_R
LVDS input rise times
t_F
LVDS input fall times
t_SU
LVDS input data setup to LVDS input
clock
See Figure 12.
See Figure 12.
See Figure 13.
TX_CK_LV_SEL =1,
TX_CK_LV_PA[1:0]=11
t_SU
See Figure 13.
TX_CK_LV_SEL =0 and
TX_CK_LV_PA[1:0]=11
See Figure 13.
TX_CK_LV_SEL =1 and
TX_CK_LV_PA[1:0]=11
t_HD
LVDS input data hold from LVDS input clock
See Figure 13.
TX_CK_LV_SEL =0 and
TX_CK_LV_PA[1:0]=11
TX_CK_LV_SEL is no connect
f_CLK
LVDS input clock frequency at OC-192 rate ^{or high}
(TX_CK_LV_P/N)
TX_CK_LV_SEL is
connected to low
t_DCCLK
LVDS input clock frequency duty cycle
(TX_CK_LV_P/N)
t_CKH/t_CKP
See Figure 13.
DC Characteristics
V_OCM
LVDS transmitter common mode range
RX_D_LV_P/N[15:0], RX_CK_LV_P/N,
TX_CK622_P/N)
100Ω load on line-to-line
See Figure 11.
See Figure 11. 100Ω load on
line-to-line,
SC_LV_ISET[1:0]=11
See Figure 11. 100Ω load on
line-to-line,
V_OS
LVDS single-ended output voltage swing
(RX_D_LV_P/N[15:0], RX_CK_LV_P/N)
SC_LV_ISET[1:0]=10
See Figure 11. 100Ω load on
line-to-line,
SC_LV_ISET[1:0]=01
See Figure 11. 100Ω load on
line-to-line,
SC_LV_ISET[1:0]=00
Min. Typ. Max. Units
—
120 250
—
120 250
—
—
150
—
—
150
— 622.08 —
45
—
55
—
—
300
—
—
300
260
—
—
ps
ps
ps
ps
MHz
%
ps
ps
ps
320
—
—
ps
260
—
—
ps
150
—
—
ps
— 622.08 —
— 311.04 —
45
—
55
MHz
MHz
%
0.95 —
100
—
50
—
80
—
130
—
1.3
V
165
mV
(pk-pk)
100
mV
(pk-pk)
125
mV
(pk-pk)
210
mV
(pk-pk)
17