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FS5502 Datasheet(PDF) 74 Page - NXP Semiconductors |
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FS5502 Datasheet(HTML) 74 Page - NXP Semiconductors |
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74 / 113 page  NXP Semiconductors FS5502 High voltage PMIC with multiple SMPS and LDO FOUT_MUX_SEL [3:0] FOUT multiplexer selection 0000 (default) No signal, FOUT is low 0001 VPRE_clk 0010 RESERVED 0011 BUCK1_clk 0100 RESERVED 0101 BUCK3_clk 0110 FOUT_clk (CLK1 or CLK2 selected with FOUT_ CLK_SEL bit) 0111 OSC_MAIN/48 (when PLL is enabled by OTP) 1000 OSC_FS/48 1001 CLK_FIN_DIV Others No signal, FOUT is low Reset condition POR Table 68. FOUT multiplexer selection 18.6 Electrical characteristics TA = −40 °C to 125 °C, unless otherwise specified. VSUP = VSUP_UVH to 36 V, unless otherwise specified. All voltages referenced to ground. Symbol Parameter Min Typ Max Unit 20 MHz internal oscillator F20MHz Oscillator nominal frequency (programmable) — 20 — MHz F20MHz_ACC Oscillator accuracy −6 — +6 % T20MHz_step Oscillator frequency tuning step transition time — 10 — μs Spread spectrum — 23 — kHz FSSMOD Spread spectrum frequency modulation (MOD_CONF I2C configuration) — 94 — kHz FSSRANGE Spread spectrum range (around the nominal frequency) −5 — +5 % Clock synchronization (FIN) VFIN_IN Input voltage range — VDDI2C — V DCFIN_FOUT FIN and FOUT duty cycle 40 50 60 % 333 417 500 kHz FINRANGE FIN input frequency range (FIN_DIV I2C configuration) 2.25 2.5 2.75 MHz FINVIL FIN low voltage threshold 0.3 x VDDI2C — — V FINVIH FIN high voltage threshold — — 0.7 x VDDI2C V FINHYST FIN hysteresis 0.1 — — V FINIPD FIN internal pull-down current source 7 10 13 μA FINDLY FIN input buffer propagation delay — — 8 ns FINERR_LONG CLK_FIN_DIV monitoring, long deviation detection 5 — — μs FINERR_SHORT CLK_FIN_DIV monitoring, short deviation detection — — 1.5 μs FINTLOST Time to switch to internal oscillator when FIN is lost — — 3 μs Table 69. Electrical characteristics FS5502 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2021. All rights reserved. Product data sheet Rev. 4 — 27 October 2021 74 / 113 |
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