SY100E136JCTR MICREL [Micrel Semiconductor], SY100E136JCTR Datasheet
![no-image](/images/no-image-200.jpg)
SY100E136JCTR
Related parts for SY100E136JCTR
SY100E136JCTR Summary of contents
Page 1
FEATURES 550MHz count frequency Extended 100E V range of –4.2V to –5.5V EE Look-ahead-carry input and output Fully synchronous up and down counting Asynchronous Master Reset Internal 75K input pull-down resistors Available in 28-pin PLCC package PIN CONFIGURATION 25 24 ...
Page 2
Micrel (1) LOGIC DIAGRAM BLOCK DIAGRAM NOTE: 1. This diagram is provided for understanding of logic operation only. It should not be used for propagation delays as many gate functions are achieved internally without incurring a full gate delay. BITS ...
Page 3
Micrel (1) LOGIC DIAGRAM TRUTH TABLE NOTE: 1. Expanded truth table included on ...
Page 4
... Rise/Fall Times r t 20 OUT Other PRODUCT ORDERING CODE Ordering Package Code Type SY10E136JC J28-1 SY10E136JCTR J28-1 SY100E136JC J28-1 SY100E136JCTR J28 GND CCO + Min. Typ. Max. Min. Typ. Max. Min. Typ. — — 150 — — 150 — ...
Page 5
Micrel APPLICATIONS INFORMATION LOGIC DIAGRAM Overview The SY10E/100E136 are 6-bit synchronous, presettable, cascadable universal counters. Using the S pins, the user can select between preset, count up, count down and hold count. The Master Reset pin will reset the internal ...
Page 6
Micrel CLK Figure 2. Look-Ahead-Carry Input Structure Note from the waveforms that the look-ahead-carry output (CL ) pulses low one clock pulse before the counter OUT reaches terminal count. Also note that both CL ...
Page 7
Micrel LOAD CLOCK S1 C OUT The exercise of building a programmable divider then becomes simply determining what value to load into the counter to accomplish the desired division. Since the load operation requires a clock pulse, to divide by ...
Page 8
Micrel 28 LEAD PLCC (J28-1) MICREL-SYNERGY 3250 SCOTT BOULEVARD SANTA CLARA CA 95054 USA + 1 (408) 980-9191 TEL This information is believed to be accurate and reliable, however no responsibility is assumed by Micrel for its use nor for ...