DIO74506

Version 1.0, May 2026

www.dioo.com

© 2026 Dioo Microcircuits Co., Ltd. Jiangsu

7

Card-side to host-side propagation delay; DATnB to DATnA and CMDB to CMDA

tpd

Propagation delay

VCCA = 1.2 V; VCCB = 1.8 V(2)

2.7

4.6

ns

VCCA = 1.2 V; VCCB = 3.3 V(2)

1.7

3.0

ns

VCCA = 1.8 V; VCCB = 1.8 V(2)

2.7

4.6

ns

VCCA = 1.8 V; VCCB = 3.3 V(2)

1.6

2.7

ns

tsk(o)

Output skew time

VCCA = 1.2 V; VCCB = 1.8 V

200

ps

VCCA = 1.2 V; VCCB = 3.3 V

200

ps

VCCA = 1.8 V; VCCB = 1.8 V

200

ps

VCCA = 1.8 V; VCCB = 3.3 V

200

ps

Host-side to host-side propagation delay; CLKA to CLKFB

tpd

Propagation delay

VCCA = 1.2 V; VCCB = 1.8 V(2)

5.8

10

ns

VCCA = 1.2 V; VCCB = 3.3 V(2)

3.9

7.0

ns

VCCA = 1.8 V; VCCB = 1.8 V(2)

5.4

9.4

ns

VCCA = 1.8 V; VCCB = 3.3 V(2)

3.3

5.8

ns

Bus signal equivalent capacitance

CI/O

Input/output capacitance

VI = 0 V; fI = 1 MHz; VCCA = 1.8 V;

host side(3)

5

pF

VI = 0 V; fI = 1 MHz; VCCB = 1.8 V;

card side(3)

12

pF

Note：

(1) tt is the same as tTHL and tTLH.

(2) tpd is the same as tPLH and tPHL.

(3) EMI filter line capacitance from I/O driver to pin; CI/O is guaranteed by design.

(4) Specifications subject to change without notice.