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Adv ance informa t ion, Rs, int, bio, and xf timing, Hold timing – Texas Instruments TMS320 User Manual

Page 40: Serial port timing

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PARAMETER

UNIT

PARAMETER

UNIT

PARAMETER

UNIT

PARAMETER

UNIT

TMS320C25 50

SPRS010B — MAY 1987 — REVISED NOVEMBER 1990

POST OFFICE BOX 1443

HOUSTON, TEXAS 77001

40

memory and peripheral interface timing

TMS320C25

TMS320C25-50

MIN

TYP

MAX

MIN

TYP

MAX

t

d(C1-S)

Q -- 6

Q

Q+6

Q -- 5

Q + 3

ns

t

d(C2-S)

-- 6

0

6

-- 2

5

ns

t

su(A)

Q -- 12

Q -- 11

ns

t

h(A)

Q -- 8

Q -- 4

ns

t

w(SL)

2Q

2Q -- 5

2Q + 2

ns

t

w(SH)

2Q

2Q -- 2

2Q + 5

ns

t

su(D)W

2Q -- 20

2Q -- 17

ns

t

h(D)W

Q -- 10

Q

Q -- 5

ns

t

d(MSC)

-- 12

0

12

--1

9

ns

t

a(A)

3Q -- 35

3Q -- 30

ns

t

su(D)R

23

19

ns

t

h(D)R

0

0

ns

t

d(SL-R)

Q -- 20

Q -- 21

ns

t

d(C2H-R)

Q -- 20

Q -- 21

ns

t

h(SL-R)

Q + 3

Q -- 1

ns

t

h(C2H-R)

Q + 3

Q -- 1

ns

t

d(M-R)

2Q -- 25

2Q -- 24

ns

t

h(M-R)

0

0

ns

RS, INT, BIO, and XF timing

TMS320C25

TMS320C25-50

MIN

TYP

MAX

MIN

TYP

MAX

t

d(IACK)

-- 6

0

12

-- 5

7

ns

t

d(XF)

Q -- 15

Q -- 8

ns

t

su(IN)

32

25

ns

t

h(IN)

0

0

ns

HOLD timing

TMS320C25

TMS320C25-50

MIN

TYP

MAX

MIN

TYP

MAX

t

d(C1L-AL)

0

10

1

11

ns

t

d(HH-AH)

25

19

ns

t

d(C2H-H)

Q -- 24

Q -- 19

ns

serial port timing

TMS320C25

TMS320C25-50

MIN

TYP

MAX

MIN

TYP

MAX

t

d(CH-DX)

75

70

ns

t

d(FL-DX)

40

40

ns

t

d(CH-FS)

40

40

ns

t

su(FS)

18

5

ns

t

h(FS)

20

10

ns

t

su(DR)

10

5

ns

t

h(DR)

20

10

ns

ADV

ANCE

INFORMA

T

ION