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ZHCSLL6C April 2021 – November 2024 DP83TC812R-Q1 , DP83TC812S-Q1

PRODUCTION DATA

封裝選項

機械數據 (封裝 | 引腳)

RHA|36
- MPQF611A

散熱焊盤機械數據 (封裝 | 引腳)

RHA|36
- QFND711

訂購信息

6.6 Timing Requirements

PARAMETER		TEST CONDITIONS	MIN	NOM	MAX	UNIT
MII TIMING
T1.1	TX_CLK High / Low Time		16	20	24	ns
T1.2	TX_D[3:0], TX_ER, TX_EN Setup to TX_CLK		10			ns
T1.3	TX_D[3:0], TX_ER, TX_EN Hold from TX_CLK		0			ns
T2.1	RX_CLK High / Low Time		16	20	24	ns
T2.2	RX_D[3:0], RX_ER, RX_DV Delay from RX_CLK rising		10		30	ns
RMII MASTER TIMING
T3.1	RMII Master Clock Period			20		ns
	RMII Master Clock Duty Cycle		35		65	%
T3.2	TX_D[1:0], TX_ER, TX_EN Setup to RMII Master Clock		4			ns
T3.3	TX_D[1:0], TX_ER, TX_EN Hold from RMII Master Clock		2			ns
T3.4	RX_D[1:0], RX_ER, CRS_DV Delay from RMII Master Clock rising edge		4	10	14	ns
RMII SLAVE TIMING
T3.1	Input Reference Clock Period			20		ns
	Reference Clock Duty Cycle		35		65	%
T3.2	TX_D[1:0], TX_ER, TX_EN Setup to XI Clock rising		4			ns
T3.3	TX_D[1:0], TX_ER, TX_EN Hold from XI Clock rising		2			ns
T3.4	RX_D[1:0], RX_ER, CRS_DV Delay from XI Clock rising		4		14	ns
RGMII INPUT TIMING
T_cyc	Clock Cycle Duration	TX_CLK	36	40	44	ns
T_setup(align)	TX_D[3:0], TX_CTRL Setup to TX_CLK (Align Mode)		1	2		ns
T_hold(align)	TX_D[3:0], TX_CTRL Hold from TX_CLK (Align Mode)		1	2		ns
RGMII OUTPUT TIMING
T_skew(align)	RX_D[3:0], RX_CTRL Delay from RX_CLK (Align Mode Enabled)	On PHY Pins	-750		750	ps
T_setup(shift)	RX_D[3:0], RX_CTRL Delay from RX_CLK (Shift Mode Enabled, default)	On PHY Pins	2			ns
T_cyc	Clock Cycle Duration	RX_CLK	36	40	44	ns
Duty_G	Duty Cycle	RX_CLK	45	50	55	%
Tr/Tf	Rise / Fall Time ( 20% to 80%)	C_LOAD = 5pF			1.2	ns
SMI TIMING
T4.1	MDC to MDIO (Output) Delay Time	25pF load capacitance	0		40	ns
T4.2	MDIO (Input) to MDC Setup Time		10			ns
T4.3	MDIO (Input) to MDC Hold Time		10			ns
	MDC Frequency			2.5	20	MHz
POWER-UP TIMING
T5.1	Supply ramp time: For all supplies ⁽¹⁾		0.2		8	ms
T5.3	XTAL Startup / Settling: Powerup to XI good/stabilized			0.35		ms
T5.4	Oscillator stabilization time from power up				10	ms
	Last Supply power up To Reset Release				10	ms
T5.5	Post power-up to SMI ready: Post Power-up wait time required before MDC preamble can be sent for register access		10			ms
T5.6	Power-up to Strap latch-in				10	ms
T5.7	CLKOUT Startup/Settling: Powerup to CLKOUT good/stabilized				10	ms
T5.8	Power-up to idle stream				10	ms
RESET TIMING (RESET_N)
T6.1	Reset Pulse Width: Miminum Reset pulse width to be able to reset		720			ns
T6.2	Reset to SMI ready: Post reset wait time required before MDC preamble can be sent for register access		1			ms
T6.3	Reset to Strap latch-in: Hardware configuration pins transition to output drivers			40		μs
T6.4	Reset to idle stream				1800	μs
WAKE REQUEST AND WAKE PULSE TIMING
T7.1	Local Wake-Up Pulse Duration		40			μs
T7.2	Local Wake-Up to INH Transition				40	μs
T7.3	Energy-detect-based Wake-Up Pulse Duration				0.7	ms
T7.4	Energy-detect-based Wake-Up to INH Transition				0.7	ms
T7.5	Energy-detect-based Wake-Up to WAKE forwarding pulse				1.4	ms
TRANSMIT LATENCY TIMING
	MII Rising edge TX_CLK with assertion TX_EN to SSD symbol on MD		205		233	ns
	Slave RMII Rising edge XI clock with assertion TX_EN to SSD symbol on MDI		374		409	ns
	Master RMII Rising edge clock with assertion TX_EN to SSD symbol on MDI		382		408	ns
	RGMII Rising edge TX_CLK with assertion TX_CTRL to SSD symbol on MDI		370		390	ns
	First symbol of SGMII to SSD symbol on MDI		420		456	ns
RECEIVE LATENCY TIMING
	SSD symbol on MDI to MII Rising edge of RX_CLK with assertion of RX_DV		467		491	ns
	SSD symbol on MDI to Slave RMII Rising edge of XI clock with assertion of CRS_DV		527		574	ns
	SSD symbol on MDI to Master RMII Rising edge of Master clock with assertion of CRS_DV		521		557	ns
	SSD symbol on MDI to Rising edge of RGMII RX_CLK with assertion of RX_CTRL		484		511	ns
	SSD symbol on MDI to first symbol of SGMII		708		788	ns
25MHz OSCILLATOR REQUIREMENTS
	Frequency Tolerance		-100		+100	ppm
	Rise / Fall Time (10%-90%)				8	ns
	Jitter Tolerance (RMS)				25	ps
	XI Duty Cycle in external clock mode		40		60	%
50MHz OSCILLATOR REQUIREMENTS
	Frequency			50		MHz
	Frequency Tolerance and Stability Over temperature and aging		–100		100	ppm
	Rise / Fall Time (10% - 90%)				4	ns
	Duty Cycle		35		65	%
25MHz CRYSTAL REQUIREMENTS
	Frequency			25		MHz
	Frequency Tolerance and Stability Over temperature and aging		–100		100	ppm
	Equivalent Series Resistance				100	Ω
OUTPUT CLOCK TIMING (25MHz)
	Frequency (PPM)		-100		100	-
	Duty Cycle		40		60	%
	Rise Time				5000	ps
	Fall Time				5000	ps
	Jitter (Short Term)				1000	ps
	Frequency			25		MHz

(1) For supplies with ramp rate longer than 8ms, a RESET pulse will be required after the last supply becomes stable.