89ttm552 Integrated Device Technology, 89ttm552 Datasheet - Page 15

• Manufacturer Part Number: 89ttm552
• Description: Standalone 10g Simplex Traffic Manager
• Manufacturer: Integrated Device Technology

AC Characteristics
AC Characteristics
AC Characteristics
AC Characteristics
IDT 89TTM552
Unless otherwise stated, the following parameters are provided given the conditions outlined in Table 14.
1.
1.
1.
V
Tight input jitter specifications are required to meet low frequency jitter specifications on the clock output. If low frequency output jitter performance is not re-
The parameter is specified at 89TTM55x core clock frequency of 175 MHz.
quired, this spec can be relaxed.
GPD
Symbol
Symbol
Symbol
|DV
I
T
T
SA
|V
DV
T
T
T
D
D
T
T
I
f
V
V
D
D
KQOV
KQOX
is the ground potential difference between the transmitter and the receiver
JSYS
f
CQIH
SAB
SYS
f
f
CQIS
SYS
JTX
DTX
RX
JRX
TX
ZB
OD
OS
, I
OL
RX
ZB
OD
OS
SB
|
|
Output voltage low, V
Output differential voltage
Output offset voltage
Change in |V
Change in V
Output current
Output current
Frequency for system (core) clock reference
Jitter requirements for system clock
Percentage duty for system clock
Frequency for transmit clock reference
Jitter requirement for transmit clock reference
Percentage duty for transmit clock reference
Frequency for receive clock reference
Jitter requirement for receive clock reference
Percentage duty for receive clock reference
Frequency for ZBus clock
Percentage duty for ZBus clock
K/K rising edge to address/data output valid
K/K rising edge to address/data output invalid
C/C rising edge to data input setup
C/C rising edge to data input hold
OS
Parameter
OD
| between ‘0’ and ‘1’
between ‘0’ and ‘1’
OA
or V
Table 16 LVDS DC Parameters (Part 2 of 2)
Parameter
Parameter
OB
Table 18 QDR SSRAM Interface Timing
Table 17 System Clock Timing
15 of 37
Min
1125
925
250
—
—
—
—
Typical
—
—
—
—
—
—
—
Max
1275
400
25
25
40
12
—
Min
Min
0.8
–0.2
45
75
40
75
40
33
45
—
—
—
—
—
—
1
Units
mV
mV
mV
mV
mV
mA
mA
Typical
Typical
100
100
100
50
50
33
50
—
—
—
—
—
—
—
—
Driver shorted to ground
Drivers shorted together
R
R
R
R
R
LOAD
LOAD
LOAD
LOAD
LOAD
Conditions
Max
Max
1.6
125
125
50
50
1.6
80
55
60
60
66
55
—
—
—
= 100
= 100
= 100
= 100
= 100
1
1
1
ps, pk-pk
ps, pk-pk
Units
Units
±1%
±1%
±1%
±1%
±1%
MHz
MHz
MHz
MHz
April 7, 2005
ps
ns
ns
ns
ns
%
%
%
%