Micrel
TRUTH TABLE
Mode
L
H
Conversion
4-Bit
8-Bit
SY10E446
SY100E446
DC ELECTRICAL CHARACTERISTICS
VEE = VEE (Min.) to VEE (Max.); VCC = VCCO = GND
Symbol
Parameter
TA = 0°C
TA = +25°C
TA = +85°C
Min. Typ. Max. Min. Typ. Max. Min. Typ. Max. Unit
IIH
Input HIGH Current
— — 150 — — 150 — — 150 µA
VOH
Output HIGH Voltage
V
(SOUT Only) 10E –1020 — –790 –980 — –760 –910 — –670
(SOUT Only) 100E –1025 — –830 –1025 — –830 –1025 — –830
VBB
Output Reference Voltage
V
10E –1.38 — –1.27 –1.35 — –1.25 –1.31 — –1.19
100E –1.38 — –1.26 –1.38 — –1.26 –1.38 — –1.26
Condition
—
1
—
IEE
Power Supply Current
mA
—
10E — 110 132 — 110 132 — 110 132
100E — 110 132 — 110 132 — 127 152
NOTE:
1. The maximum VOH limit was relaxed from standard ECL due to the high frequency output design. All other outputs are specified with the standard 10E
and 100E VOH levels.
AC ELECTRICAL CHARACTERISTICS
VEE = VEE (Min.) to VEE (Max.); VCC = VCCO = GND
Symbol
Parameter
TA = 0°C
TA = +25°C
TA = +85°C
Min. Typ. Max. Min. Typ. Max. Min. Typ. Max. Unit
fMAX
Max. Conversion Frequency 1.3 1.6
— 1.3
1.6 — 1.3 1.6 — Gb/s
NRZ
tPLH
Propagation Delay to Output
ps
tPHL
CLK to SOUT
1000 1400 1700 1000 1400 1700 1000 1400 1700
CLK to CL/4
500 800 1100 500 800 1100 500 800 1100
CLK to CL/8
800 1100 1400 800 1100 1400 800 1100 1400
SYNC to CL/4, CL/8
500 800 1100 500 800 1100 500 800 1100
tS
Set-up Time
SIN
Dn
Mode
ps
–200 –400 — –200 –400 — –200 –400 —
–200 –400 — –200 –400 — –200 –400 —
0 –250 — 0 –250 — 0 –250 —
tH
Hold Time
SIN
Dn
Mode
ps
750 550 — 750 550 — 750 550 —
800 600 — 800 600 — 800 600 —
500 300 — 500 300 — 500 300 —
tRR
Reset Recovery Time
500 200 — 500 200 — 500 200 — ps
tPW
Minimum Pulse Width
CLK, MR
400 —
— 400 — — 400 — — ps
tr
Rise/Fall Time
tf
SOUT
Other
ps
100 225 350 100 225 350 100 225 350
200 425 650 200 425 650 200 425 650
Condition
—
—
—
—
—
—
20–80%
3