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ZHCSI43C April 2005 – September 2021 SN74CBTU4411

PRODUCTION DATA

封装选项

机械数据 (封装 | 引脚)

ZST|72
- MPBG455C

散热焊盘机械数据 (封装 | 引脚)

订购信息

8.4 Device Functional Modes

Table 8-1 and Table 8-2 list the functional modes of the SN74CBTU4411.

Table 8-1 Function Table

INPUTS				INPUT/OUTPUT Hn	FUNCTION
EN	DQS_EN	S1	S0	INPUT/OUTPUT Hn	FUNCTION
L	L	L	L	0Dn	Hn = 0Dn 1Dn, 2Dn, 3Dn connected to V_BIAS
L	L	L	H	1Dn	Hn = 1Dn 0Dn, 2Dn, 3Dn connected to V_BIAS
L	L	H	L	2Dn	Hn = 2Dn 0Dn, 1Dn, 3Dn connected to V_BIAS
L	L	H	H	3Dn	Hn = 3Dn 0Dn, 1Dn, 2Dn connected to V_BIAS
L	H	L	L	0Dn	H0–H9 = 0D0–0D9 1D0–1D9, 2D0–2D9, 3D0–3D9 connected to V_BIAS H10 = 0D10 1D10, 2D10, 3D10 connected to V_{BIAS_DQS}⁽¹⁾
L	H	L	H	1Dn	H0–H9 = 1D0–1D9 0D0–0D9, 2D0–2D9, 3D0–3D9 connected to V_BIAS H10 = 1D10 0D10, 2D10, 3D10 connected to V_{BIAS_DQS}⁽¹⁾
L	H	H	L	2Dn	H0–H9 = 2D0–2D9 0D0–0D9, 1D0–1D9, 3D0–3D9 connected to V_BIAS H10 = 2D10 0D10, 1D10, 3D10 connected to V_{BIAS_DQS}⁽¹⁾
L	H	H	H	3Dn	H0–H9 = 3D0–3D9 0D0–0D9, 1D0–1D9, 2D0–2D9 connected to V_BIAS H10 = 3D10 0D10, 1D10, 2D10 connected to V_{BIAS_DQS}⁽¹⁾
H	L	X	X	Z	0Dn, 1Dn, 2Dn, 3Dn connected to V_BIAS
H	H	X	X	Z	0D0–0D9, 1D0–1D9, 2D0–2D9, 3D0–3D9 connected to V_BIAS 0D10, 1D10, 2D10, 3D10 connected to V_DD

(1) V_{BIAS_DQS} is an internal voltage condition.

Table 8-2 Function Table Continued

INPUTS		FUNCTION
EN	TC	FUNCTION
L	L	Termination resistors disconnected from S inputs
L	H	Termination resistors connected with S inputs
H	X	Pulldown termination resistor connected and pullup termination resistor disconnected from the S inputs

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