Page 1
D9D
8
V
CCA
V
EE
D7D
6
17
16
15
14
13
1
2
3
4
5
6
7248239221021112012
19
Top View
Flatpack
F24-1
D
1
D
3
D
2
V
CCA
O
3
V
CC
V
CCA
O1O
9
O8O
7
D
4
V
CCA
Q
6
LOW-POWER 9-BIT
INVERTER
SY100S321
FEATURES
■ Max. propagation delay of 700ps
■ IEE min. of –55mA
■ Extended supply voltage option:
VEE = –4.2V to –5.5V
■ Voltage and temperature compensation for
improved noise immunity
■ 70% faster than Fairchild 300K at lower power
■ Internal 75KΩ input pull-down resistors
■ Function and pinout compatible with Fairchild F100K
■ Available in 24-pin CERPACK and 28-pin PLCC
packages
BLOCK DIAGRAM
D
1
O
1
DESCRIPTION
The SY100S321 is a monolithic 9-bit inverter. The device
contains nine inverting buffer gates with single input and
output.
PIN CONFIGURATIONS
D5
D6
D7
VEE
VEES
VCCA
D8
D9 2618
D4
VCCAVEESO4O5
12
13
Top View
14
15
16
17
PLCC
J28-1
1911201021922823724
D3
D2
D1
VEES
VCCA
O6
6
5
4
O7
3
O8
2
VCCA
1
VCC
28
VCC
27
O9
O1
25
O2
O3
O
D
2
D
3
D
4
D
5
D
6
D
7
D
8
D
9
2
18
D
O
3
O
4
O
O
5
O
6
O
7
O
8
O
9
2
5
Q
4
Q
5
PIN NAMES
Pin Function
D1 – D9 Data Inputs
Q1 – Q9 Data Outputs
VEES VEE Substrate
CCA VCCO for ECL Outputs
V
Rev.: G Amendment: /0
1
Issue Date: July, 1999
Page 2
Micrel
SY100S321
DC ELECTRICAL CHARACTERISTICS
VEE = –4.2V to –5.5V unless otherwise specified, VCC = VCCA = GND
Symbol Parameter Min. Typ. Max. Unit Condition
IIH Input HIGH Current — — 200 µAVIN = VIH (Max.)
I
EE Power Supply Current –55 –41 –25 mA Inputs Open
AC ELECTRICAL CHARACTERISTICS
CERPACK
VEE = –4.2V to –5.5V unless otherwise specified, VCC = VCCA = GND
TA = 0°CTA = +25°CTA = +85°C
Symbol Parameter Min. Max. Min. Max. Min. Max. Unit Condition
t
PLH Propagation Delay
tPHL Data to Output
TLH Transition Time
t
tTHL 20% to 80%, 80% to 20%
S, G–G Skew, Gate-to-Gate — 200 — 200 — 200 ps
t
(1)
(1)
300 800 300 800 300 800 ps
300 900 300 900 300 900 ps
NOTE:
1. Reference figures 1 and 2
PLCC
VEE = –4.2V to –5.5V unless otherwise specified, VCC = VCCA = GND
TA = 0°CTA = +25°CTA = +85°C
Symbol Parameter Min. Max. Min. Max. Min. Max. Unit Condition
PLH Propagation Delay
t
tPHL Data to Output
TLH Transition Time
t
tTHL 20% to 80%, 80% to 20%
S, G–G Skew, Gate-to-Gate — 200 — 200 — 200 ps
t
NOTE:
1. Reference figures 1 and 2
(1)
(1)
300 700 300 700 300 700 ps
300 900 300 900 300 900 ps
2
Page 3
Micrel
SY100S321
TEST CIRCUITRY
(1)
PULSE
GENERATOR
NOTE:
1. VCC, VCCA = +2V, VEE = –2.5V.
L1 and L2 = equal length 50Ω impedance lines.
RT = 50Ω terminator internal to scope.
Decoupling 0.1µF from GND to VCC and VEE.
All unused outputs are loaded with 50Ω to GND.
CL = Fixture and stray capacitance ≤ 3pF.
CC
V
0.1µF
L2
CIRCUIT
UNDER
TEST
EE
V
Figure 1. AC Test Circuit
0.1µF
L1
SCOPE
CHAN A
RT
SCOPE
CHAN B
RT
SWITCHING WAVEFORMS
0.7 ± 0.1ns 0.7 ± 0.1ns
INPUT
t
PLH
OUTPUT
t
TLH
Figure 2. Propagation Delay and Transition Times
NOTE:
VEE = –4.2V to –5.5V unless otherwise specified, VCC = VCCA = GND
–0.95V
–1.69V
t
THL
50%
20%
80%
80%
50%
t
20%
PHL
PRODUCT ORDERING CODE
Ordering Package Operating
Code Type Range
SY100S321FC F24-1 Commercial
SY100S321JC J28-1 Commercial
SY100S321JCTR J28-1 Commercial
3
Page 4
Micrel
24 LEAD CERPACK (F24-1)
SY100S321
Rev. 03
4
Page 5
Micrel
28 LEAD PLCC (J28-1)
SY100S321
Rev. 03
MICREL-SYNERGY 3250 SCOTT BOULEVARD SANTA CLARA CA 95054 USA
TEL + 1 (408) 980-9191 FAX + 1 (408) 914-7878 WEB http://www.micrel.com
This information is believed to be accurate and reliable, however no responsibility is assumed by Micrel for its use nor for any infringement of patents or
other rights of third parties resulting from its use. No license is granted by implication or otherwise under any patent or patent right of Micrel Inc.
© 2000 Micrel Incorporated
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