SY89536LHC Micrel Inc, SY89536LHC Datasheet
SY89536LHC
Specifications of SY89536LHC
Available stocks
Related parts for SY89536LHC
SY89536LHC Summary of contents
Page 1
Micrel, Inc. FEATURES Integrated synthesizer plus fanout buffers, clock dividers, and translator in a single 64-pin package Accepts any reference input between 14MHz to 160MHz (single-ended or differential) 33MHz to 500MHz output frequency range LVPECL and HSTL outputs 3.3V 10% ...
Page 2
... QB8 2. Tape and Reel. 3. Pb-Free package is recommended for new designs. 2 Precision Edge (1) Operating Package Range Marking Commercial SY89536LHC Commercial SY89536LHC Commercial SY89536LHZ with Pb-Free bar-line indicator Matte-Sn Commercial SY89536LHZ with Pb-Free bar-line indicator Matte- Electricals only. A ® SY89536L Lead Finish Sn-Pb ...
Page 3
Micrel, Inc. PIN DESCRIPTION Power Pin Number Pin Name 60 CC_Logic 62 V CCA CCO 30, 31 CCO CCO 4, 9, 25, 63, 29 GND (exposed pad) Configuration Pin ...
Page 4
Micrel, Inc. Absolute Maximum Ratings Supply Voltage (V ) ................................... –0.5V to +4. Pin Potential to Ground Pin (All V CC Input Voltage (V ) ........................................ –0. Output Current (I ) OUT LVPECL, HSTL ...
Page 5
Micrel, Inc. DC ELECTRICAL CHARACTERISTICS LVCMOS/LVTTL Input Control Logic (V Symbol Parameter V Input HIGH Voltage IH V Input LOW Voltage IL I Input HIGH Current IH I Input LOW Current IL REFCLK (Pins 10, 11) INPUT (All V CC ...
Page 6
Micrel, Inc. AC ELECTRICAL CHARACTERISTICS A/C = +3.3V 10%, V CC_LOGIC CC Symbol Parameter f Reference Input Frequency IN f Output Frequency Range OUT t Internal VCO Frequency Range VCO t Within Device Skew skew Within Bank ...
Page 7
Micrel, Inc. TIMING DIAGRAMS Conditions: Internal VCO, unless otherwise stated. VCO FSEL FOUT OUT_SYNC VCO (ext.) FSEL FOUT OUT_SYNC VCO FSEL FOUT OUT_SYNC M9999-010808 hbwhelp@micrel.com or (408) 955-1690 001 010 t SETUP_FSEL t OUTPUT_RESET t HOLD_FSEL Frequency Programming 001 010 ...
Page 8
Micrel, Inc. FUNCTIONAL BLOCK DIAGRAM 4 VCO_SEL PESL1 5 6 PSEL0 LOOPREF 7 8 LOOPFILTER 14MHz to GND 9 20MHz Phase 10 REFCLK Pre Detector Divider /REFCLK V —1.425V CC Reference VBB_REF 12 14MHz to ...
Page 9
Micrel, Inc. FUNCTIONAL DESCRIPTION At the core of the SY89536L clock synthesizer is a precision PLL driven by a differential or single-ended reference input. For users who wish to supply a crystal input, please use the SY89531L. The PLL output ...
Page 10
Micrel, Inc. Power Supply side Ferrite Bead *For V Analog,V V CC_ CC_TTL, CC1, use ferrite bead = 200mA, 0.45 DC, Murata P/N BLM21A1025 *For V A,B,C use ferrite bead = 3A, 0.025 DC, CCO Murata, ...
Page 11
Micrel, Inc. PRE-DIVIDE FREQUENCY SELECT TABLE (PSEL) PSEL1 (MSB) PSEL0 POST-DIVIDE FREQUENCY SELECT TABLE (FSEL) (1) FSEL_A2 (MSB) FSEL_A1 ...
Page 12
Micrel, Inc. FEEDBACK DIVIDE SELECT TABLE (MSEL ...
Page 13
Micrel, Inc. INPUT INTERFACE V V CC(DRIVER) CC TTL REFCLK LVTTL /REFCLK 1% SY89536L Figure 4a. 3.3V “TTL” 2.3V to 2.7V 3.0V to 3.6V 2.5V REFCLK LVTTL /REFCLK SY89536L 1% Figure 4c. 2.5V “LVTTL” REFCLK HSTL /REFCLK 50 ...
Page 14
Micrel, Inc CC(DRIVER CML 130 130 1% 1% Figure 4g. CML AC-Coupled (Long Trace Lengths) M9999-010808 hbwhelp@micrel.com or (408) 955-1690 V CC REFCLK /REFCLK SY89536L 14 Precision Edge SY89536L V CC REFCLK 100 ...
Page 15
Micrel, Inc. OUTPUT TERMINATION RECOMMENDATIONS +3.3V “Source” Figure 5. PECL Parallel Termination Thevenin Equivalent “Source” Figure 6. PECL Three-Resistor “Y-Termination” Note 1. Place termination resistors as close to destination inputs as possible. Note 2. PECL Y-termination is a power-saving alternative ...
Page 16
Micrel, Inc. 64-PIN EPAD-TQFP (DIE UP) (H64-1) +0.03 –0.03 +0.012 –0.012 Heat Dissipation Package Notes: Note 1. Package meets Level 2 moisture sensitivity classification, and is shipped in dry-pack form. Note 2. Exposed pads must be soldered to a ground ...