Rainbow Electronics AT83C26 - Manual (Page 72)

72
7511B–SCR–10/05
AT83C26
Table 64. Slew rate on CIOn with CVCCn= 3V (n=1, 2, 3, 4, 5), Mode 2
Symbol Parameter Min Typ Max Unit Test Conditions
t
R/F
Rise time/ Fall time
with
CIOn_SLEW_CTRL[1-0] = 01 (3V)
or CIOn_SLEW_CTRL[1-0] = 11(mode auto)
9 ns
t
R
Rise time
with
CIOn_SLEW_CTRL[1-0] = 10 (1.8V)
4 ns
Table 65. Slew rate on CIOn with CVCCn= 1.8V (n=1, 2, 3, 4, 5), Mode 3
Symbol Parameter Min Typ Max Unit Test Conditions
t
R/F
Rise time/ Fall time
with
CIOn_SLEW_CTRL[1-0] = 10 (1.8V)
or CIOn_SLEW_CTRL[1-0] = 11(mode auto)
8.5 ns
Table 66. Slew rate on CCLKn with CVCCn= 5V (n=1, 2, 3, 4, 5), Mode 1
Symbol Parameter Min Typ Max Unit Test Conditions
t
R/F
Rise time/ Fall time
with
CCLKn_SLEW_CTRL[1-0] = 00 (5V)
or CCLKn_SLEW_CTRL[1-0] = 11(mode auto)
12 ns
t
R/F
Rise time/ Fall time
with
CCLKn_SLEW_CTRL[1-0] = 01 (3V)
7 ns
t
R/F
Rise time/ Fall time
with
CCLKn_SLEW_CTRL[1-0] = 10 (1.8V)
2.7 ns
Table 67. Slew rate on CCLKn with CVCCn= 3V (n=1, 2, 3, 4, 5), Mode 2
Symbol Parameter Min Typ Max Unit Test Conditions
t
R/F
Rise time/ Fall time
with
CCLKn_SLEW_CTRL[1-0] = 01 (3V)
or CCLKn_SLEW_CTRL[1-0] = 11(mode auto)
9 ns
t
R/F
Rise time/ Fall time
with
CCLKn_SLEW_CTRL[1-0] = 10 (1.8V)
4 ns
Table 68. Slew rate on CCLKn with CVCCn= 1.8V (n=1, 2, 3, 4, 5), Mode 3
Symbol Parameter Min Typ Max Unit Test Conditions
t
R
Rise time/ Fall time
with
CCLKn_SLEW_CTRL[1-0] = 10 (1.8V)
or CCLKn_SLEW_CTRL[1-0] = 11(mode auto)
8.5 ns