ICS9DB403D
Four Output Differential Buffer for PCIe for Gen 1 and Gen 2
Electrical Characteristics - Input/Supply/Common Output Parameters
TA = Tambient for the desired operating range, Supply Voltage VDD = 3.3 V +/-5%
PARAMETER
Input High Voltage
Input Low Voltage
Input High Current
SYMBOL
VIHSE
VILSE
CONDITIONS
Single Ended Inputs, 3.3 V +/-5%
VIN = VDD
MIN
TYP
MAX
VDD + 0.3
0.8
UNITS NOTES
2
GND - 0.3
-5
V
V
1
1
1
IIHSE
5
uA
IIL1
IIL2
VIN = 0 V; Inputs with no pull-up resistors
-5
uA
uA
1
1
1
Input Low Current
VIN = 0 V; Inputs with pull-up resistors
Full Active, CL = Full load; Commerical
Temp Range
Full Active, CL = Full load; Industrial Temp
-200
IDD3.3OPC
175
190
200
225
mA
9DB803 Supply Current
IDD3.3OPI
IDD3.3PDC
IDD3.3PDI
IDD3.3OPC
IDD3.3OPI
IDD3.3PDC
IDD3.3PDI
mA
1
Range
all diff pairs driven, C-Temp
all differential pairs tri-stated, C-Temp
all diff pairs driven, I-temp
all differential pairs tri-stated, I-temp
Full Active, CL = Full load; Commerical
50
4
55
6
60
6
65
8
mA
mA
mA
mA
1
1
1
1
9DB803 Powerdown
Current
105
115
125
150
mA
mA
1
1
Temp Range
Full Active, CL = Full load; Industrial Temp
9DB403 Supply Current
Range
all diff pairs driven, C-Temp
all differential pairs tri-stated, C-Temp
all diff pairs driven, I-Temp
all differential pairs tri-stated, I-Temp
PCIe Mode (Bypass#/PLL= 1)
25
2
30
30
3
35
4
110
400
7
mA
mA
mA
mA
MHz
MHz
nH
1
1
1
1
1
1
1
9DB403 Powerdown
Current
3
FiPLL
FiBYPASS
Lpin
50
33
100.00
Input Frequency
Pin Inductance
Bypass Mode ((Bypass#/PLL= 0)
CIN
CINSRC_IN
COUT
Logic Inputs, except SRC_IN
SRC_IN differential clock inputs
Output pin capacitance
1.5
1.5
5
2.7
6
pF
pF
pF
1
1,4
1
Capacitance
-3dB point in High BW Mode
-3dB point in Low BW Mode
Peak Pass band Gain
2
0.7
3
1
1.5
4
1.4
2
MHz
MHz
dB
1
1
1
PLL Bandwidth
BW
tJPEAK
PLL Jitter Peaking
From VDD Power-Up and after input clock
TSTAB
Clk Stabilization
1
ms
1,2
stabilization or de-assertion of PD# to 1st
clock
Input SS Modulation
Frequency
Allowable Frequency
fMODIN
tLATOE#
tDRVSTP
tDRVPD
30
1
33
3
kHz
cycles
ns
1
(Triangular Modulation)
DIF start after OE# assertion
DIF stop after OE# deassertion
DIF output enable after
SRC_Stop# de-assertion
DIF output enable after
PD# de-assertion
OE# Latency
Tdrive_SRC_STOP#
Tdrive_PD#
1,3
1,3
1,3
10
300
us
tF
tR
VMAX
VOL
Tfall
Trise
Fall time of PD# and SRC_STOP#
5
5
5.5
0.4
ns
ns
V
V
mA
1
2
1
1
1
Rise time of PD# and SRC_STOP#
Maximum input voltage
@ IPULLUP
SMBus Voltage
Low-level Output Voltage
Current sinking at VOL
SCLK/SDATA
Clock/Data Rise Time
SCLK/SDATA
Clock/Data Fall Time
SMBus Operating
Frequency
IPULLUP
4
(Max VIL - 0.15) to
(Min VIH + 0.15)
(Min VIH + 0.15) to
(Max VIL - 0.15)
tRSMB
tFSMB
1000
300
ns
ns
1
1
fMAXSMB
Maximum SMBus operating frequency
100
kHz
1,5
1Guaranteed by design and characterization, not 100% tested in production.
2See timing diagrams for timing requirements.
3Time from deassertion until outputs are >200 mV
4SRC_IN input
5The differential input clock must be running for the SMBus to be active
IDTTM/ICSTM Four Output Differential Buffer for PCIe Gen 1 and Gen 2
ICS9DB403D
REV L 10/07/09
6